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From ajaqu...@apache.org
Subject svn commit: r627268 [2/2] - in /incubator/jspwiki/branches/JSPWIKI_STRIPES_BRANCH/tests/etc/selenium: ./ selenium-core-0.8.3-patches/ selenium-core-0.8.3-patches/core/ selenium-core-0.8.3-patches/core/scripts/
Date Wed, 13 Feb 2008 06:21:32 GMT
Added: incubator/jspwiki/branches/JSPWIKI_STRIPES_BRANCH/tests/etc/selenium/selenium-core-0.8.3-patches/core/scripts/selenium-browserbot.js
URL: http://svn.apache.org/viewvc/incubator/jspwiki/branches/JSPWIKI_STRIPES_BRANCH/tests/etc/selenium/selenium-core-0.8.3-patches/core/scripts/selenium-browserbot.js?rev=627268&view=auto
==============================================================================
--- incubator/jspwiki/branches/JSPWIKI_STRIPES_BRANCH/tests/etc/selenium/selenium-core-0.8.3-patches/core/scripts/selenium-browserbot.js (added)
+++ incubator/jspwiki/branches/JSPWIKI_STRIPES_BRANCH/tests/etc/selenium/selenium-core-0.8.3-patches/core/scripts/selenium-browserbot.js Tue Feb 12 22:21:32 2008
@@ -0,0 +1,2206 @@
+/*
+* Copyright 2004 ThoughtWorks, Inc
+*
+*  Licensed under the Apache License, Version 2.0 (the "License");
+*  you may not use this file except in compliance with the License.
+*  You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+*  Unless required by applicable law or agreed to in writing, software
+*  distributed under the License is distributed on an "AS IS" BASIS,
+*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*  See the License for the specific language governing permissions and
+*  limitations under the License.
+*
+*/
+
+/*
+* This script provides the Javascript API to drive the test application contained within
+* a Browser Window.
+* TODO:
+*    Add support for more events (keyboard and mouse)
+*    Allow to switch "user-entry" mode from mouse-based to keyboard-based, firing different
+*          events in different modes.
+*/
+
+// The window to which the commands will be sent.  For example, to click on a
+// popup window, first select that window, and then do a normal click command.
+var BrowserBot = function(topLevelApplicationWindow) {
+    this.topWindow = topLevelApplicationWindow;
+    this.topFrame = this.topWindow;
+    this.baseUrl=window.location.href;
+
+    // the buttonWindow is the Selenium window
+    // it contains the Run/Pause buttons... this should *not* be the AUT window
+    this.buttonWindow = window;
+    this.currentWindow = this.topWindow;
+    this.currentWindowName = null;
+    this.allowNativeXpath = true;
+
+    // We need to know this in advance, in case the frame closes unexpectedly
+    this.isSubFrameSelected = false;
+
+    this.altKeyDown = false;
+    this.controlKeyDown = false;
+    this.shiftKeyDown = false;
+    this.metaKeyDown = false;
+
+    this.modalDialogTest = null;
+    this.recordedAlerts = new Array();
+    this.recordedConfirmations = new Array();
+    this.recordedPrompts = new Array();
+    this.openedWindows = {};
+    this.nextConfirmResult = true;
+    this.nextPromptResult = '';
+    this.newPageLoaded = false;
+    this.pageLoadError = null;
+
+    this.shouldHighlightLocatedElement = false;
+
+    this.uniqueId = "seleniumMarker" + new Date().getTime();
+    this.pollingForLoad = new Object();
+    this.permDeniedCount = new Object();
+    this.windowPollers = new Array();
+    // DGF for backwards compatibility
+    this.browserbot = this;
+
+    var self = this;
+
+    objectExtend(this, PageBot.prototype);
+    this._registerAllLocatorFunctions();
+
+    this.recordPageLoad = function(elementOrWindow) {
+        LOG.debug("Page load detected");
+        try {
+            if (elementOrWindow.location && elementOrWindow.location.href) {
+                LOG.debug("Page load location=" + elementOrWindow.location.href);
+            } else if (elementOrWindow.contentWindow && elementOrWindow.contentWindow.location && elementOrWindow.contentWindow.location.href) {
+                LOG.debug("Page load location=" + elementOrWindow.contentWindow.location.href);
+            } else {
+                LOG.debug("Page load location unknown, current window location=" + this.getCurrentWindow(true).location);
+            }
+        } catch (e) {
+            LOG.error("Caught an exception attempting to log location; this should get noticed soon!");
+            LOG.exception(e);
+            self.pageLoadError = e;
+            return;
+        }
+        self.newPageLoaded = true;
+    };
+
+    this.isNewPageLoaded = function() {
+        if (this.pageLoadError) {
+            LOG.error("isNewPageLoaded found an old pageLoadError");
+            var e = this.pageLoadError;
+            this.pageLoadError = null;
+            throw e;
+        }
+        return self.newPageLoaded;
+    };
+
+};
+
+// DGF PageBot exists for backwards compatibility with old user-extensions
+var PageBot = function(){};
+
+BrowserBot.createForWindow = function(window, proxyInjectionMode) {
+    var browserbot;
+    LOG.debug('createForWindow');
+    LOG.debug("browserName: " + browserVersion.name);
+    LOG.debug("userAgent: " + navigator.userAgent);
+    if (browserVersion.isIE) {
+        browserbot = new IEBrowserBot(window);
+    }
+    else if (browserVersion.isKonqueror) {
+        browserbot = new KonquerorBrowserBot(window);
+    }
+    else if (browserVersion.isOpera) {
+        browserbot = new OperaBrowserBot(window);
+    }
+    else if (browserVersion.isSafari) {
+        browserbot = new SafariBrowserBot(window);
+    }
+    else {
+        // Use mozilla by default
+        browserbot = new MozillaBrowserBot(window);
+    }
+    // getCurrentWindow has the side effect of modifying it to handle page loads etc
+    browserbot.proxyInjectionMode = proxyInjectionMode;
+    browserbot.getCurrentWindow();    // for modifyWindow side effect.  This is not a transparent style
+    return browserbot;
+};
+
+// todo: rename?  This doesn't actually "do" anything.
+BrowserBot.prototype.doModalDialogTest = function(test) {
+    this.modalDialogTest = test;
+};
+
+BrowserBot.prototype.cancelNextConfirmation = function(result) {
+    this.nextConfirmResult = result;
+};
+
+BrowserBot.prototype.setNextPromptResult = function(result) {
+    this.nextPromptResult = result;
+};
+
+BrowserBot.prototype.hasAlerts = function() {
+    return (this.recordedAlerts.length > 0);
+};
+
+BrowserBot.prototype.relayBotToRC = function(s) {
+    // DGF need to do this funny trick to see if we're in PI mode, because
+    // "this" might be the window, rather than the browserbot (e.g. during window.alert) 
+    var piMode = this.proxyInjectionMode;
+    if (!piMode) {
+        if (typeof(selenium) != "undefined") {
+            piMode = selenium.browserbot && selenium.browserbot.proxyInjectionMode;
+        }
+    }
+    if (piMode) {
+        this.relayToRC("selenium." + s);
+    }
+};
+
+BrowserBot.prototype.relayToRC = function(name) {
+        var object = eval(name);
+        var s = 'state:' + serializeObject(name, object) + "\n";
+        sendToRC(s,"state=true");
+}
+
+BrowserBot.prototype.resetPopups = function() {
+    this.recordedAlerts = [];
+    this.recordedConfirmations = [];
+    this.recordedPrompts = [];
+}
+
+BrowserBot.prototype.getNextAlert = function() {
+    var t = this.recordedAlerts.shift();
+    this.relayBotToRC("browserbot.recordedAlerts");
+    return t;
+};
+
+BrowserBot.prototype.hasConfirmations = function() {
+    return (this.recordedConfirmations.length > 0);
+};
+
+BrowserBot.prototype.getNextConfirmation = function() {
+    var t = this.recordedConfirmations.shift();
+    this.relayBotToRC("browserbot.recordedConfirmations");
+    return t;
+};
+
+BrowserBot.prototype.hasPrompts = function() {
+    return (this.recordedPrompts.length > 0);
+};
+
+BrowserBot.prototype.getNextPrompt = function() {
+    var t = this.recordedPrompts.shift();
+    this.relayBotToRC("browserbot.recordedPrompts");
+    return t;
+};
+
+/* Fire a mouse event in a browser-compatible manner */
+
+BrowserBot.prototype.triggerMouseEvent = function(element, eventType, canBubble, clientX, clientY) {
+    clientX = clientX ? clientX : 0;
+    clientY = clientY ? clientY : 0;
+
+    LOG.debug("triggerMouseEvent assumes setting screenX and screenY to 0 is ok");
+    var screenX = 0;
+    var screenY = 0;
+
+    canBubble = (typeof(canBubble) == undefined) ? true : canBubble;
+    //if (element.fireEvent) {  
+    /* support for mootools patch Dirk Frederickx Dec 07*/
+	/* see http://forum.mootools.net/viewtopic.php?id=1639 */
+    if (element.ownerDocument.createEventObject) {
+        var evt = createEventObject(element, this.controlKeyDown, this.altKeyDown, this.shiftKeyDown, this.metaKeyDown);
+        evt.detail = 0;
+        evt.button = 1;
+        evt.relatedTarget = null;
+        if (!screenX && !screenY && !clientX && !clientY && !this.controlKeyDown && !this.altKeyDown && !this.shiftKeyDown && !this.metaKeyDown) {
+            element.fireEvent('on' + eventType);
+        }
+        else {
+            evt.screenX = screenX;
+            evt.screenY = screenY;
+            evt.clientX = clientX;
+            evt.clientY = clientY;
+
+            // when we go this route, window.event is never set to contain the event we have just created.
+            // ideally we could just slide it in as follows in the try-block below, but this normally
+            // doesn't work.  This is why I try to avoid this code path, which is only required if we need to
+            // set attributes on the event (e.g., clientX).
+            try {
+                window.event = evt;
+            }
+            catch(e) {
+                // getting an "Object does not support this action or property" error.  Save the event away
+                // for future reference.
+                // TODO: is there a way to update window.event?
+
+                // work around for http://jira.openqa.org/browse/SEL-280 -- make the event available somewhere:
+                selenium.browserbot.getCurrentWindow().selenium_event = evt;
+            }
+            element.fireEvent('on' + eventType, evt);
+        }
+    }
+    else {
+        var evt = document.createEvent('MouseEvents');
+        if (evt.initMouseEvent)
+        {
+            //Safari
+            evt.initMouseEvent(eventType, canBubble, true, document.defaultView, 1, screenX, screenY, clientX, clientY,
+                this.controlKeyDown, this.altKeyDown, this.shiftKeyDown, this.metaKeyDown, 0, null);
+        }
+        else {
+            LOG.warn("element doesn't have initMouseEvent; firing an event which should -- but doesn't -- have other mouse-event related attributes here, as well as controlKeyDown, altKeyDown, shiftKeyDown, metaKeyDown");
+            evt.initEvent(eventType, canBubble, true);
+
+            evt.shiftKey = this.shiftKeyDown;
+            evt.metaKey = this.metaKeyDown;
+            evt.altKey = this.altKeyDown;
+            evt.ctrlKey = this.controlKeyDown;
+
+        }
+        element.dispatchEvent(evt);
+    }
+}
+
+BrowserBot.prototype._windowClosed = function(win) {
+    var c = win.closed;
+    if (c == null) return true;
+    return c;
+};
+
+BrowserBot.prototype._modifyWindow = function(win) {
+    // In proxyInjectionMode, have to suppress LOG calls in _modifyWindow to avoid an infinite loop
+    if (this._windowClosed(win)) {
+        if (!this.proxyInjectionMode) {
+            LOG.error("modifyWindow: Window was closed!");
+        }
+        return null;
+    }
+    if (!this.proxyInjectionMode) {
+        LOG.debug('modifyWindow ' + this.uniqueId + ":" + win[this.uniqueId]);
+    }
+    if (!win[this.uniqueId]) {
+        win[this.uniqueId] = 1;
+        this.modifyWindowToRecordPopUpDialogs(win, this);
+    }
+    // In proxyInjection mode, we have our own mechanism for detecting page loads
+    if (!this.proxyInjectionMode) {
+        this.modifySeparateTestWindowToDetectPageLoads(win);
+    }
+    if (win.frames && win.frames.length && win.frames.length > 0) {
+        for (var i = 0; i < win.frames.length; i++) {
+            try {
+                this._modifyWindow(win.frames[i]);
+            } catch (e) {} // we're just trying to be opportunistic; don't worry if this doesn't work out
+        }
+    }
+    return win;
+};
+
+BrowserBot.prototype.selectWindow = function(target) {
+    // TODO implement a locator syntax here
+    if (target && target != "null") {
+        try {
+            this._selectWindowByName(target);
+        }
+        catch (e) {
+            this._selectWindowByTitle(target);
+        }
+    } else {
+        this._selectTopWindow();
+    }
+};
+
+BrowserBot.prototype._selectTopWindow = function() {
+    this.currentWindowName = null;
+    this.currentWindow = this.topWindow;
+    this.topFrame = this.topWindow;
+    this.isSubFrameSelected = false;
+}
+
+BrowserBot.prototype._selectWindowByName = function(target) {
+    this.currentWindow = this.getWindowByName(target, false);
+    this.topFrame = this.currentWindow;
+    this.currentWindowName = target;
+    this.isSubFrameSelected = false;
+}
+
+BrowserBot.prototype._selectWindowByTitle = function(target) {
+    var windowName = this.getWindowNameByTitle(target);
+    if (!windowName) {
+        this._selectTopWindow();
+    } else {
+        this._selectWindowByName(windowName);
+    }
+}
+
+BrowserBot.prototype.selectFrame = function(target) {
+    if (target.indexOf("index=") == 0) {
+        target = target.substr(6);
+        var frame = this.getCurrentWindow().frames[target];
+        if (frame == null) {
+            throw new SeleniumError("Not found: frames["+index+"]");
+        }
+        if (!frame.document) {
+            throw new SeleniumError("frames["+index+"] is not a frame");
+        }
+        this.currentWindow = frame;
+        this.isSubFrameSelected = true;
+    }
+    else if (target == "relative=up") {
+        this.currentWindow = this.getCurrentWindow().parent;
+        this.isSubFrameSelected = (this._getFrameElement(this.currentWindow) != null);
+    } else if (target == "relative=top") {
+        this.currentWindow = this.topFrame;
+        this.isSubFrameSelected = false;
+    } else {
+        var frame = this.findElement(target);
+        if (frame == null) {
+            throw new SeleniumError("Not found: " + target);
+        }
+        // now, did they give us a frame or a frame ELEMENT?
+        var match = false;
+        if (frame.contentWindow) {
+            // this must be a frame element
+            if (browserVersion.isHTA) {
+                // stupid HTA bug; can't get in the front door
+                target = frame.contentWindow.name;
+            } else {
+                this.currentWindow = frame.contentWindow;
+                this.isSubFrameSelected = true;
+                match = true;
+            }
+        } else if (frame.document && frame.location) {
+            // must be an actual window frame
+            this.currentWindow = frame;
+            this.isSubFrameSelected = true;
+            match = true;
+        }
+
+        if (!match) {
+            // neither, let's loop through the frame names
+            var win = this.getCurrentWindow();
+
+            if (win && win.frames && win.frames.length) {
+                for (var i = 0; i < win.frames.length; i++) {
+                    if (win.frames[i].name == target) {
+                        this.currentWindow = win.frames[i];
+                        this.isSubFrameSelected = true;
+                        match = true;
+                        break;
+                    }
+                }
+            }
+            if (!match) {
+                throw new SeleniumError("Not a frame: " + target);
+            }
+        }
+    }
+    // modifies the window
+    this.getCurrentWindow();
+};
+
+BrowserBot.prototype.doesThisFrameMatchFrameExpression = function(currentFrameString, target) {
+    var isDom = false;
+    if (target.indexOf("dom=") == 0) {
+        target = target.substr(4);
+        isDom = true;
+    } else if (target.indexOf("index=") == 0) {
+        target = "frames[" + target.substr(6) + "]";
+        isDom = true;
+    }
+    var t;
+    try {
+        eval("t=" + currentFrameString + "." + target);
+    } catch (e) {
+    }
+    var autWindow = this.browserbot.getCurrentWindow();
+    if (t != null) {
+        try {
+            if (t.window == autWindow) {
+                return true;
+            }
+            if (t.window.uniqueId == autWindow.uniqueId) {
+                return true;
+               }
+            return false;
+        } catch (permDenied) {
+            // DGF if the windows are incomparable, they're probably not the same...
+        }
+    }
+    if (isDom) {
+        return false;
+    }
+    var currentFrame;
+    eval("currentFrame=" + currentFrameString);
+    if (target == "relative=up") {
+        if (currentFrame.window.parent == autWindow) {
+            return true;
+        }
+        return false;
+    }
+    if (target == "relative=top") {
+        if (currentFrame.window.top == autWindow) {
+            return true;
+        }
+        return false;
+    }
+    if (currentFrame.window == autWindow.parent) {
+        if (autWindow.name == target) {
+            return true;
+        }
+        try {
+            var element = this.findElement(target, currentFrame.window);
+            if (element.contentWindow == autWindow) {
+                return true;
+            }
+        } catch (e) {}
+    }
+    return false;
+};
+
+BrowserBot.prototype.openLocation = function(target) {
+    // We're moving to a new page - clear the current one
+    var win = this.getCurrentWindow();
+    LOG.debug("openLocation newPageLoaded = false");
+    this.newPageLoaded = false;
+
+    this.setOpenLocation(win, target);
+};
+
+BrowserBot.prototype.openWindow = function(url, windowID) {
+    if (url != "") {
+        url = absolutify(url, this.baseUrl);
+    }
+    if (browserVersion.isHTA) {
+        // in HTA mode, calling .open on the window interprets the url relative to that window
+        // we need to absolute-ize the URL to make it consistent
+        var child = this.getCurrentWindow().open(url, windowID);
+        selenium.browserbot.openedWindows[windowID] = child;
+    } else {
+        this.getCurrentWindow().open(url, windowID);
+    }
+};
+
+BrowserBot.prototype.setIFrameLocation = function(iframe, location) {
+    iframe.src = location;
+};
+
+BrowserBot.prototype.setOpenLocation = function(win, loc) {
+    loc = absolutify(loc, this.baseUrl);
+    if (browserVersion.isHTA) {
+        var oldHref = win.location.href;
+        win.location.href = loc;
+        var marker = null;
+        try {
+            marker = this.isPollingForLoad(win);
+            if (marker && win.location[marker]) {
+                win.location[marker] = false;
+            }
+        } catch (e) {} // DGF don't know why, but this often fails
+    } else {
+        win.location.href = loc;
+    }
+};
+
+BrowserBot.prototype.getCurrentPage = function() {
+    return this;
+};
+
+BrowserBot.prototype.modifyWindowToRecordPopUpDialogs = function(windowToModify, browserBot) {
+    var self = this;
+
+    windowToModify.alert = function(alert) {
+        browserBot.recordedAlerts.push(alert);
+        self.relayBotToRC.call(self, "browserbot.recordedAlerts");
+    };
+
+    windowToModify.confirm = function(message) {
+        browserBot.recordedConfirmations.push(message);
+        var result = browserBot.nextConfirmResult;
+        browserBot.nextConfirmResult = true;
+        self.relayBotToRC.call(self, "browserbot.recordedConfirmations");
+        return result;
+    };
+
+    windowToModify.prompt = function(message) {
+        browserBot.recordedPrompts.push(message);
+        var result = !browserBot.nextConfirmResult ? null : browserBot.nextPromptResult;
+        browserBot.nextConfirmResult = true;
+        browserBot.nextPromptResult = '';
+        self.relayBotToRC.call(self, "browserbot.recordedPrompts");
+        return result;
+    };
+
+    // Keep a reference to all popup windows by name
+    // note that in IE the "windowName" argument must be a valid javascript identifier, it seems.
+    var originalOpen = windowToModify.open;
+    var originalOpenReference;
+    if (browserVersion.isHTA) {
+        originalOpenReference = 'selenium_originalOpen' + new Date().getTime();
+        windowToModify[originalOpenReference] = windowToModify.open;
+    }
+
+    var isHTA = browserVersion.isHTA;
+
+    var newOpen = function(url, windowName, windowFeatures, replaceFlag) {
+        var myOriginalOpen = originalOpen;
+        if (isHTA) {
+            myOriginalOpen = this[originalOpenReference];
+        }
+        var openedWindow = myOriginalOpen(url, windowName, windowFeatures, replaceFlag);
+        LOG.debug("window.open call intercepted; window ID (which you can use with selectWindow()) is \"" +  windowName + "\"");
+        if (windowName!=null) {
+            openedWindow["seleniumWindowName"] = windowName;
+        }
+        selenium.browserbot.openedWindows[windowName] = openedWindow;
+        return openedWindow;
+    };
+
+    if (browserVersion.isHTA) {
+        originalOpenReference = 'selenium_originalOpen' + new Date().getTime();
+        newOpenReference = 'selenium_newOpen' + new Date().getTime();
+        var setOriginalRef = "this['" + originalOpenReference + "'] = this.open;";
+
+        if (windowToModify.eval) {
+            windowToModify.eval(setOriginalRef);
+            windowToModify.open = newOpen;
+        } else {
+            // DGF why can't I eval here?  Seems like I'm querying the window at a bad time, maybe?
+            setOriginalRef += "this.open = this['" + newOpenReference + "'];";
+            windowToModify[newOpenReference] = newOpen;
+            windowToModify.setTimeout(setOriginalRef, 0);
+        }
+    } else {
+        windowToModify.open = newOpen;
+    }
+};
+
+/**
+ * Call the supplied function when a the current page unloads and a new one loads.
+ * This is done by polling continuously until the document changes and is fully loaded.
+ */
+BrowserBot.prototype.modifySeparateTestWindowToDetectPageLoads = function(windowObject) {
+    // Since the unload event doesn't fire in Safari 1.3, we start polling immediately
+    if (!windowObject) {
+        LOG.warn("modifySeparateTestWindowToDetectPageLoads: no windowObject!");
+        return;
+    }
+    if (this._windowClosed(windowObject)) {
+        LOG.info("modifySeparateTestWindowToDetectPageLoads: windowObject was closed");
+        return;
+    }
+    var oldMarker = this.isPollingForLoad(windowObject);
+    if (oldMarker) {
+        LOG.debug("modifySeparateTestWindowToDetectPageLoads: already polling this window: " + oldMarker);
+        return;
+    }
+
+    var marker = 'selenium' + new Date().getTime();
+    LOG.debug("Starting pollForLoad (" + marker + "): " + windowObject.location);
+    this.pollingForLoad[marker] = true;
+    // if this is a frame, add a load listener, otherwise, attach a poller
+    var frameElement = this._getFrameElement(windowObject);
+    // DGF HTA mode can't attach load listeners to subframes (yuk!)
+    var htaSubFrame = this._isHTASubFrame(windowObject);
+    if (frameElement && !htaSubFrame) {
+        LOG.debug("modifySeparateTestWindowToDetectPageLoads: this window is a frame; attaching a load listener");
+        addLoadListener(frameElement, this.recordPageLoad);
+        frameElement[marker] = true;
+        frameElement["frame"+this.uniqueId] = marker;
+	LOG.debug("dgf this.uniqueId="+this.uniqueId);
+	LOG.debug("dgf marker="+marker);
+	LOG.debug("dgf frameElement['frame'+this.uniqueId]="+frameElement['frame'+this.uniqueId]);
+frameElement[this.uniqueId] = marker;
+LOG.debug("dgf frameElement[this.uniqueId]="+frameElement[this.uniqueId]);
+    } else {
+        windowObject.location[marker] = true;
+        windowObject[this.uniqueId] = marker;
+        this.pollForLoad(this.recordPageLoad, windowObject, windowObject.document, windowObject.location, windowObject.location.href, marker);
+    }
+};
+
+BrowserBot.prototype._isHTASubFrame = function(win) {
+    if (!browserVersion.isHTA) return false;
+    // DGF this is wrong! what if "win" isn't the selected window?
+    return this.isSubFrameSelected;
+}
+
+BrowserBot.prototype._getFrameElement = function(win) {
+    var frameElement = null;
+    var caught;
+    try {
+        frameElement = win.frameElement;
+    } catch (e) {
+        caught = true;
+    }
+    if (caught) {
+        // on IE, checking frameElement in a pop-up results in a "No such interface supported" exception
+        // but it might have a frame element anyway!
+        var parentContainsIdenticallyNamedFrame = false;
+        try {
+            parentContainsIdenticallyNamedFrame = win.parent.frames[win.name];
+        } catch (e) {} // this may fail if access is denied to the parent; in that case, assume it's not a pop-up
+
+        if (parentContainsIdenticallyNamedFrame) {
+            // it can't be a coincidence that the parent has a frame with the same name as myself!
+            var result;
+            try {
+                result = parentContainsIdenticallyNamedFrame.frameElement;
+                if (result) {
+                    return result;
+                }
+            } catch (e) {} // it was worth a try! _getFrameElementsByName is often slow
+            result = this._getFrameElementByName(win.name, win.parent.document, win);
+            return result;
+        }
+    }
+    LOG.debug("_getFrameElement: frameElement="+frameElement); 
+    if (frameElement) {
+        LOG.debug("frameElement.name="+frameElement.name);
+    }
+    return frameElement;
+}
+
+BrowserBot.prototype._getFrameElementByName = function(name, doc, win) {
+    var frames;
+    var frame;
+    var i;
+    frames = doc.getElementsByTagName("iframe");
+    for (i = 0; i < frames.length; i++) {
+        frame = frames[i];        
+        if (frame.name === name) {
+            return frame;
+        }
+    }
+    frames = doc.getElementsByTagName("frame");
+    for (i = 0; i < frames.length; i++) {
+        frame = frames[i];        
+        if (frame.name === name) {
+            return frame;
+        }
+    }
+    // DGF weird; we only call this function when we know the doc contains the frame
+    LOG.warn("_getFrameElementByName couldn't find a frame or iframe; checking every element for the name " + name);
+    return BrowserBot.prototype.locateElementByName(win.name, win.parent.document);
+}
+    
+
+/**
+ * Set up a polling timer that will keep checking the readyState of the document until it's complete.
+ * Since we might call this before the original page is unloaded, we first check to see that the current location
+ * or href is different from the original one.
+ */
+BrowserBot.prototype.pollForLoad = function(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker) {
+    LOG.debug("pollForLoad original (" + marker + "): " + originalHref);
+    try {
+        if (this._windowClosed(windowObject)) {
+            LOG.debug("pollForLoad WINDOW CLOSED (" + marker + ")");
+            delete this.pollingForLoad[marker];
+            return;
+        }
+
+        var isSamePage = this._isSamePage(windowObject, originalDocument, originalLocation, originalHref, marker);
+        var rs = this.getReadyState(windowObject, windowObject.document);
+
+        if (!isSamePage && rs == 'complete') {
+            var currentHref = windowObject.location.href;
+            LOG.debug("pollForLoad FINISHED (" + marker + "): " + rs + " (" + currentHref + ")");
+            delete this.pollingForLoad[marker];
+            this._modifyWindow(windowObject);
+            var newMarker = this.isPollingForLoad(windowObject);
+            if (!newMarker) {
+                LOG.debug("modifyWindow didn't start new poller: " + newMarker);
+                this.modifySeparateTestWindowToDetectPageLoads(windowObject);
+            }
+            newMarker = this.isPollingForLoad(windowObject);
+            var currentlySelectedWindow;
+            var currentlySelectedWindowMarker;
+            currentlySelectedWindow =this.getCurrentWindow(true);
+            currentlySelectedWindowMarker = currentlySelectedWindow[this.uniqueId];
+
+            LOG.debug("pollForLoad (" + marker + ") restarting " + newMarker);
+            if (/(TestRunner-splash|Blank)\.html\?start=true$/.test(currentHref)) {
+                LOG.debug("pollForLoad Oh, it's just the starting page.  Never mind!");
+            } else if (currentlySelectedWindowMarker == newMarker) {
+                loadFunction(currentlySelectedWindow);
+            } else {
+                LOG.debug("pollForLoad page load detected in non-current window; ignoring (currentlySelected="+currentlySelectedWindowMarker+", detection in "+newMarker+")");
+            }
+            return;
+        }
+        LOG.debug("pollForLoad continue (" + marker + "): " + currentHref);
+        this.reschedulePoller(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+    } catch (e) {
+        LOG.debug("Exception during pollForLoad; this should get noticed soon (" + e.message + ")!");
+        //DGF this is supposed to get logged later; log it at debug just in case
+        //LOG.exception(e);
+        this.pageLoadError = e;
+    }
+};
+
+BrowserBot.prototype._isSamePage = function(windowObject, originalDocument, originalLocation, originalHref, marker) {
+    var currentDocument = windowObject.document;
+    var currentLocation = windowObject.location;
+    var currentHref = currentLocation.href
+
+    var sameDoc = this._isSameDocument(originalDocument, currentDocument);
+
+    var sameLoc = (originalLocation === currentLocation);
+
+    // hash marks don't meant the page has loaded, so we need to strip them off if they exist...
+    var currentHash = currentHref.indexOf('#');
+    if (currentHash > 0) {
+        currentHref = currentHref.substring(0, currentHash);
+    }
+    var originalHash = originalHref.indexOf('#');
+    if (originalHash > 0) {
+        originalHref = originalHref.substring(0, originalHash);
+    }
+    LOG.debug("_isSamePage: currentHref: " + currentHref);
+    LOG.debug("_isSamePage: originalHref: " + originalHref);
+
+    var sameHref = (originalHref === currentHref);
+    var markedLoc = currentLocation[marker];
+
+    if (browserVersion.isKonqueror || browserVersion.isSafari) {
+        // the mark disappears too early on these browsers
+        markedLoc = true;
+    }
+
+    // since this is some _very_ important logic, especially for PI and multiWindow mode, we should log all these out
+    LOG.debug("_isSamePage: sameDoc: " + sameDoc);
+    LOG.debug("_isSamePage: sameLoc: " + sameLoc);
+    LOG.debug("_isSamePage: sameHref: " + sameHref);
+    LOG.debug("_isSamePage: markedLoc: " + markedLoc);
+
+    return sameDoc && sameLoc && sameHref && markedLoc
+};
+
+BrowserBot.prototype._isSameDocument = function(originalDocument, currentDocument) {
+    return originalDocument === currentDocument;
+};
+
+
+BrowserBot.prototype.getReadyState = function(windowObject, currentDocument) {
+    var rs = currentDocument.readyState;
+    if (rs == null) {
+       if ((this.buttonWindow!=null && this.buttonWindow.document.readyState == null) // not proxy injection mode (and therefore buttonWindow isn't null)
+       || (top.document.readyState == null)) {                                               // proxy injection mode (and therefore everything's in the top window, but buttonWindow doesn't exist)
+            // uh oh!  we're probably on Firefox with no readyState extension installed!
+            // We'll have to just take a guess as to when the document is loaded; this guess
+            // will never be perfect. :-(
+            if (typeof currentDocument.getElementsByTagName != 'undefined'
+                    && typeof currentDocument.getElementById != 'undefined'
+                    && ( currentDocument.getElementsByTagName('body')[0] != null
+                    || currentDocument.body != null )) {
+                if (windowObject.frameElement && windowObject.location.href == "about:blank" && windowObject.frameElement.src != "about:blank") {
+                    LOG.info("getReadyState not loaded, frame location was about:blank, but frame src = " + windowObject.frameElement.src);
+                    return null;
+                }
+                LOG.debug("getReadyState = windowObject.frames.length = " + windowObject.frames.length);
+                for (var i = 0; i < windowObject.frames.length; i++) {
+                    LOG.debug("i = " + i);
+                    if (this.getReadyState(windowObject.frames[i], windowObject.frames[i].document) != 'complete') {
+                        LOG.debug("getReadyState aha! the nested frame " + windowObject.frames[i].name + " wasn't ready!");
+                        return null;
+                    }
+                }
+
+                rs = 'complete';
+            } else {
+                LOG.debug("pollForLoad readyState was null and DOM appeared to not be ready yet");
+            }
+        }
+    }
+    else if (rs == "loading" && browserVersion.isIE) {
+        LOG.debug("pageUnloading = true!!!!");
+        this.pageUnloading = true;
+    }
+    LOG.debug("getReadyState returning " + rs);
+    return rs;
+};
+
+/** This function isn't used normally, but was the way we used to schedule pollers:
+ asynchronously executed autonomous units.  This is deprecated, but remains here
+ for future reference.
+ */
+BrowserBot.prototype.XXXreschedulePoller = function(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker) {
+    var self = this;
+    window.setTimeout(function() {
+        self.pollForLoad(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+    }, 500);
+};
+
+/** This function isn't used normally, but is useful for debugging asynchronous pollers
+ * To enable it, rename it to "reschedulePoller", so it will override the
+ * existing reschedulePoller function
+ */
+BrowserBot.prototype.XXXreschedulePoller = function(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker) {
+    var doc = this.buttonWindow.document;
+    var button = doc.createElement("button");
+    var buttonName = doc.createTextNode(marker + " - " + windowObject.name);
+    button.appendChild(buttonName);
+    var tools = doc.getElementById("tools");
+    var self = this;
+    button.onclick = function() {
+        tools.removeChild(button);
+        self.pollForLoad(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+    };
+    tools.appendChild(button);
+    window.setTimeout(button.onclick, 500);
+};
+
+BrowserBot.prototype.reschedulePoller = function(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker) {
+    var self = this;
+    var pollerFunction = function() {
+        self.pollForLoad(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+    };
+    this.windowPollers.push(pollerFunction);
+};
+
+BrowserBot.prototype.runScheduledPollers = function() {
+    LOG.debug("runScheduledPollers");
+    var oldPollers = this.windowPollers;
+    this.windowPollers = new Array();
+    for (var i = 0; i < oldPollers.length; i++) {
+        oldPollers[i].call();
+    }
+    LOG.debug("runScheduledPollers DONE");
+};
+
+BrowserBot.prototype.isPollingForLoad = function(win) {
+    var marker;
+    var frameElement = this._getFrameElement(win);
+    var htaSubFrame = this._isHTASubFrame(win);
+    if (frameElement && !htaSubFrame) {
+	marker = frameElement["frame"+this.uniqueId];
+    } else {
+        marker = win[this.uniqueId];
+    }
+    if (!marker) {
+        LOG.debug("isPollingForLoad false, missing uniqueId " + this.uniqueId + ": " + marker);
+        return false;
+    }
+    if (!this.pollingForLoad[marker]) {
+        LOG.debug("isPollingForLoad false, this.pollingForLoad[" + marker + "]: " + this.pollingForLoad[marker]);
+        return false;
+    }
+    return marker;
+};
+
+BrowserBot.prototype.getWindowByName = function(windowName, doNotModify) {
+    LOG.debug("getWindowByName(" + windowName + ")");
+    // First look in the map of opened windows
+    var targetWindow = this.openedWindows[windowName];
+    if (!targetWindow) {
+        targetWindow = this.topWindow[windowName];
+    }
+    if (!targetWindow && windowName == "_blank") {
+        for (var winName in this.openedWindows) {
+            // _blank can match selenium_blank*, if it looks like it's OK (valid href, not closed)
+            if (/^selenium_blank/.test(winName)) {
+                targetWindow = this.openedWindows[winName];
+                var ok;
+                try {
+                    if (!this._windowClosed(targetWindow)) {
+                        ok = targetWindow.location.href;
+                    }
+                } catch (e) {}
+                if (ok) break;
+            }
+        }
+    }
+    if (!targetWindow) {
+        throw new SeleniumError("Window does not exist");
+    }
+    if (browserVersion.isHTA) {
+        try {
+            targetWindow.location.href;
+        } catch (e) {
+            targetWindow = window.open("", targetWindow.name);
+            this.openedWindows[targetWindow.name] = targetWindow;
+        }
+    }
+    if (!doNotModify) {
+        this._modifyWindow(targetWindow);
+    }
+    return targetWindow;
+};
+
+/**
+ * Find a window name from the window title.
+ */
+BrowserBot.prototype.getWindowNameByTitle = function(windowTitle) {
+    LOG.debug("getWindowNameByTitle(" + windowTitle + ")");
+
+    // First look in the map of opened windows and iterate them
+    for (var windowName in this.openedWindows) {
+        var targetWindow = this.openedWindows[windowName];
+
+        // If the target window's title is our title
+        try {
+            // TODO implement Pattern Matching here
+            if (!this._windowClosed(targetWindow) &&
+                targetWindow.document.title == windowTitle) {
+                return windowName;
+            }
+        } catch (e) {
+            // You'll often get Permission Denied errors here in IE
+            // eh, if we can't read this window's title,
+            // it's probably not available to us right now anyway
+        }
+    }
+    
+    try {
+        if (this.topWindow.document.title == windowTitle) {
+            return "";
+        }
+    } catch (e) {} // IE Perm denied
+
+    throw new SeleniumError("Could not find window with title " + windowTitle);
+};
+
+BrowserBot.prototype.getCurrentWindow = function(doNotModify) {
+    if (this.proxyInjectionMode) {
+        return window;
+    }
+    var testWindow = this.currentWindow;
+    if (!doNotModify) {
+        this._modifyWindow(testWindow);
+        LOG.debug("getCurrentWindow newPageLoaded = false");
+        this.newPageLoaded = false;
+    }
+    testWindow = this._handleClosedSubFrame(testWindow, doNotModify);
+    return testWindow;
+};
+
+BrowserBot.prototype._handleClosedSubFrame = function(testWindow, doNotModify) {
+    if (this.proxyInjectionMode) {
+        return testWindow;
+    }
+
+    if (this.isSubFrameSelected) {
+        var missing = true;
+        if (testWindow.parent && testWindow.parent.frames && testWindow.parent.frames.length) {
+            for (var i = 0; i < testWindow.parent.frames.length; i++) {
+                if (testWindow.parent.frames[i] == testWindow) {
+                    missing = false;
+                    break;
+                }
+            }
+        }
+        if (missing) {
+            LOG.warn("Current subframe appears to have closed; selecting top frame");
+            this.selectFrame("relative=top");
+            return this.getCurrentWindow(doNotModify);
+        }
+    } else if (this._windowClosed(testWindow)) {
+        var closedError = new SeleniumError("Current window or frame is closed!");
+        closedError.windowClosed = true;
+        throw closedError;
+    }
+    return testWindow;
+};
+
+BrowserBot.prototype.highlight = function (element, force) {
+    if (force || this.shouldHighlightLocatedElement) {
+        try {
+            highlight(element);
+        } catch (e) {} // DGF element highlighting is low-priority and possibly dangerous
+    }
+    return element;
+}
+
+BrowserBot.prototype.setShouldHighlightElement = function (shouldHighlight) {
+    this.shouldHighlightLocatedElement = shouldHighlight;
+}
+
+/*****************************************************************/
+/* BROWSER-SPECIFIC FUNCTIONS ONLY AFTER THIS LINE */
+
+
+BrowserBot.prototype._registerAllLocatorFunctions = function() {
+    // TODO - don't do this in the constructor - only needed once ever
+    this.locationStrategies = {};
+    for (var functionName in this) {
+        var result = /^locateElementBy([A-Z].+)$/.exec(functionName);
+        if (result != null) {
+            var locatorFunction = this[functionName];
+            if (typeof(locatorFunction) != 'function') {
+                continue;
+            }
+            // Use a specified prefix in preference to one generated from
+            // the function name
+            var locatorPrefix = locatorFunction.prefix || result[1].toLowerCase();
+            this.locationStrategies[locatorPrefix] = locatorFunction;
+        }
+    }
+
+    /**
+     * Find a locator based on a prefix.
+     */
+    this.findElementBy = function(locatorType, locator, inDocument, inWindow) {
+        var locatorFunction = this.locationStrategies[locatorType];
+        if (! locatorFunction) {
+            throw new SeleniumError("Unrecognised locator type: '" + locatorType + "'");
+        }
+        return locatorFunction.call(this, locator, inDocument, inWindow);
+    };
+
+    /**
+     * The implicit locator, that is used when no prefix is supplied.
+     */
+    this.locationStrategies['implicit'] = function(locator, inDocument, inWindow) {
+        if (locator.startsWith('//')) {
+            return this.locateElementByXPath(locator, inDocument, inWindow);
+        }
+        if (locator.startsWith('document.')) {
+            return this.locateElementByDomTraversal(locator, inDocument, inWindow);
+        }
+        return this.locateElementByIdentifier(locator, inDocument, inWindow);
+    };
+}
+
+BrowserBot.prototype.getDocument = function() {
+    return this.getCurrentWindow().document;
+}
+
+BrowserBot.prototype.getTitle = function() {
+    var t = this.getDocument().title;
+    if (typeof(t) == "string") {
+        t = t.trim();
+    }
+    return t;
+}
+
+/*
+ * Finds an element recursively in frames and nested frames
+ * in the specified document, using various lookup protocols
+ */
+BrowserBot.prototype.findElementRecursive = function(locatorType, locatorString, inDocument, inWindow) {
+
+    var element = this.findElementBy(locatorType, locatorString, inDocument, inWindow);
+    if (element != null) {
+        return element;
+    }
+
+    for (var i = 0; i < inWindow.frames.length; i++) {
+        element = this.findElementRecursive(locatorType, locatorString, inWindow.frames[i].document, inWindow.frames[i]);
+
+        if (element != null) {
+            return element;
+        }
+    }
+};
+
+/*
+* Finds an element on the current page, using various lookup protocols
+*/
+BrowserBot.prototype.findElementOrNull = function(locator, win) {
+    var locatorType = 'implicit';
+    var locatorString = locator;
+
+    // If there is a locator prefix, use the specified strategy
+    var result = locator.match(/^([A-Za-z]+)=(.+)/);
+    if (result) {
+        locatorType = result[1].toLowerCase();
+        locatorString = result[2];
+    }
+
+    if (win == null) {
+        win = this.getCurrentWindow();
+    }
+    var element = this.findElementRecursive(locatorType, locatorString, win.document, win);
+
+    if (element != null) {
+        return this.browserbot.highlight(element);
+    }
+
+    // Element was not found by any locator function.
+    return null;
+};
+
+BrowserBot.prototype.findElement = function(locator, win) {
+    var element = this.findElementOrNull(locator, win);
+    if (element == null) throw new SeleniumError("Element " + locator + " not found");
+    return element;
+}
+
+/**
+ * In non-IE browsers, getElementById() does not search by name.  Instead, we
+ * we search separately by id and name.
+ */
+BrowserBot.prototype.locateElementByIdentifier = function(identifier, inDocument, inWindow) {
+    return BrowserBot.prototype.locateElementById(identifier, inDocument, inWindow)
+            || BrowserBot.prototype.locateElementByName(identifier, inDocument, inWindow)
+            || null;
+};
+
+/**
+ * Find the element with id - can't rely on getElementById, coz it returns by name as well in IE..
+ */
+BrowserBot.prototype.locateElementById = function(identifier, inDocument, inWindow) {
+    var element = inDocument.getElementById(identifier);
+    if (element && element.id === identifier) {
+        return element;
+    }
+    else {
+        return null;
+    }
+};
+
+/**
+ * Find an element by name, refined by (optional) element-filter
+ * expressions.
+ */
+BrowserBot.prototype.locateElementByName = function(locator, document, inWindow) {
+    var elements = document.getElementsByTagName("*");
+
+    var filters = locator.split(' ');
+    filters[0] = 'name=' + filters[0];
+
+    while (filters.length) {
+        var filter = filters.shift();
+        elements = this.selectElements(filter, elements, 'value');
+    }
+
+    if (elements.length > 0) {
+        return elements[0];
+    }
+    return null;
+};
+
+/**
+ * Finds an element using by evaluating the specfied string.
+ */
+BrowserBot.prototype.locateElementByDomTraversal = function(domTraversal, document, window) {
+
+    var browserbot = this.browserbot;
+    var element = null;
+    try {
+        element = eval(domTraversal);
+    } catch (e) {
+        return null;
+    }
+
+    if (!element) {
+        return null;
+    }
+
+    return element;
+};
+BrowserBot.prototype.locateElementByDomTraversal.prefix = "dom";
+
+/**
+ * Finds an element identified by the xpath expression. Expressions _must_
+ * begin with "//".
+ */
+BrowserBot.prototype.locateElementByXPath = function(xpath, inDocument, inWindow) {
+    // Trim any trailing "/": not valid xpath, and remains from attribute
+    // locator.
+    if (xpath.charAt(xpath.length - 1) == '/') {
+        xpath = xpath.slice(0, -1);
+    }
+
+    // Handle //tag
+    var match = xpath.match(/^\/\/(\w+|\*)$/);
+    if (match) {
+        var elements = inDocument.getElementsByTagName(match[1].toUpperCase());
+        if (elements == null) return null;
+        return elements[0];
+    }
+
+    // Handle //tag[@attr='value']
+    var match = xpath.match(/^\/\/(\w+|\*)\[@(\w+)=('([^\']+)'|"([^\"]+)")\]$/);
+    if (match) {
+        // We don't return the value without checking if it is null first.
+        // This is beacuse in some rare cases, this shortcut actually WONT work
+        // but that the full XPath WILL. A known case, for example, is in IE
+        // when the attribute is onclick/onblur/onsubmit/etc. Due to a bug in IE
+        // this shortcut won't work because the actual function is returned
+        // by getAttribute() rather than the text of the attribute.
+        var val = this._findElementByTagNameAndAttributeValue(
+                inDocument,
+                match[1].toUpperCase(),
+                match[2].toLowerCase(),
+                match[3].slice(1, -1)
+                );
+        if (val) {
+            return val;
+        }
+    }
+
+    // Handle //tag[text()='value']
+    var match = xpath.match(/^\/\/(\w+|\*)\[text\(\)=('([^\']+)'|"([^\"]+)")\]$/);
+    if (match) {
+        return this._findElementByTagNameAndText(
+                inDocument,
+                match[1].toUpperCase(),
+                match[2].slice(1, -1)
+                );
+    }
+
+    return this._findElementUsingFullXPath(xpath, inDocument);
+};
+
+BrowserBot.prototype._findElementByTagNameAndAttributeValue = function(
+        inDocument, tagName, attributeName, attributeValue
+        ) {
+    if (browserVersion.isIE && attributeName == "class") {
+        attributeName = "className";
+    }
+    var elements = inDocument.getElementsByTagName(tagName);
+    for (var i = 0; i < elements.length; i++) {
+        var elementAttr = elements[i].getAttribute(attributeName);
+        if (elementAttr == attributeValue) {
+            return elements[i];
+        }
+    }
+    return null;
+};
+
+BrowserBot.prototype._findElementByTagNameAndText = function(
+        inDocument, tagName, text
+        ) {
+    var elements = inDocument.getElementsByTagName(tagName);
+    for (var i = 0; i < elements.length; i++) {
+        if (getText(elements[i]) == text) {
+            return elements[i];
+        }
+    }
+    return null;
+};
+
+BrowserBot.prototype._namespaceResolver = function(prefix) {
+    if (prefix == 'html' || prefix == 'xhtml' || prefix == 'x') {
+        return 'http://www.w3.org/1999/xhtml';
+    } else if (prefix == 'mathml') {
+        return 'http://www.w3.org/1998/Math/MathML';
+    } else {
+        throw new Error("Unknown namespace: " + prefix + ".");
+    }
+}
+
+BrowserBot.prototype._findElementUsingFullXPath = function(xpath, inDocument, inWindow) {
+    // HUGE hack - remove namespace from xpath for IE
+    if (browserVersion.isIE) {
+        xpath = xpath.replace(/x:/g, '')
+    }
+
+    // Use document.evaluate() if it's available
+    if (this.allowNativeXpath && inDocument.evaluate) {
+        return inDocument.evaluate(xpath, inDocument, this._namespaceResolver, 0, null).iterateNext();
+    }
+
+    // If not, fall back to slower JavaScript implementation
+    // DGF set xpathdebug = true (using getEval, if you like) to turn on JS XPath debugging
+    //xpathdebug = true;
+    var context = new ExprContext(inDocument);
+    var xpathObj = xpathParse(xpath);
+    var xpathResult = xpathObj.evaluate(context);
+    if (xpathResult && xpathResult.value) {
+        return xpathResult.value[0];
+    }
+    return null;
+
+};
+
+// DGF this may LOOK identical to _findElementUsingFullXPath, but 
+// fEUFX pops the first element off the resulting nodelist; this function
+// wraps the xpath in a count() operator and returns the numeric value directly
+BrowserBot.prototype.evaluateXPathCount = function(xpath, inDocument) {
+    // HUGE hack - remove namespace from xpath for IE
+    if (browserVersion.isIE) {
+        xpath = xpath.replace(/x:/g, '')
+    }
+    xpath = new String(xpath);
+    if (xpath.indexOf("xpath=") == 0) {
+        xpath = xpath.substring(6); 
+    }
+    if (xpath.indexOf("count(") == 0) {
+        // DGF we COULD just fix this up for the user, but we might get it wrong (parens?)
+        throw new SeleniumError("XPath count expressions must not be wrapped in count() function: " + xpath);
+    }
+    
+    xpath="count("+xpath+")";
+
+    // Use document.evaluate() if it's available
+    if (this.allowNativeXpath && inDocument.evaluate) {
+        var result = inDocument.evaluate(xpath, inDocument, this._namespaceResolver, XPathResult.NUMBER_TYPE, null);
+        return result.numberValue;
+    }
+
+    // If not, fall back to slower JavaScript implementation
+    // DGF set xpathdebug = true (using getEval, if you like) to turn on JS XPath debugging
+    //xpathdebug = true;
+    var context = new ExprContext(inDocument);
+    var xpathObj = xpathParse(xpath);
+    var xpathResult = xpathObj.evaluate(context);
+    if (xpathResult && xpathResult.value) {
+        return xpathResult.value;
+    }
+    return 0;
+};
+
+/**
+ * Finds a link element with text matching the expression supplied. Expressions must
+ * begin with "link:".
+ */
+BrowserBot.prototype.locateElementByLinkText = function(linkText, inDocument, inWindow) {
+    var links = inDocument.getElementsByTagName('a');
+    for (var i = 0; i < links.length; i++) {
+        var element = links[i];
+        if (PatternMatcher.matches(linkText, getText(element))) {
+            return element;
+        }
+    }
+    return null;
+};
+BrowserBot.prototype.locateElementByLinkText.prefix = "link";
+
+/**
+ * Returns an attribute based on an attribute locator. This is made up of an element locator
+ * suffixed with @attribute-name.
+ */
+BrowserBot.prototype.findAttribute = function(locator) {
+    // Split into locator + attributeName
+    var attributePos = locator.lastIndexOf("@");
+    var elementLocator = locator.slice(0, attributePos);
+    var attributeName = locator.slice(attributePos + 1);
+
+    // Find the element.
+    var element = this.findElement(elementLocator);
+
+    // Handle missing "class" attribute in IE.
+    if (browserVersion.isIE && attributeName == "class") {
+        attributeName = "className";
+    }
+
+    // Get the attribute value.
+    var attributeValue = element.getAttribute(attributeName);
+
+    return attributeValue ? attributeValue.toString() : null;
+};
+
+/*
+* Select the specified option and trigger the relevant events of the element.
+*/
+BrowserBot.prototype.selectOption = function(element, optionToSelect) {
+    triggerEvent(element, 'focus', false);
+    var changed = false;
+    for (var i = 0; i < element.options.length; i++) {
+        var option = element.options[i];
+        if (option.selected && option != optionToSelect) {
+            option.selected = false;
+            changed = true;
+        }
+        else if (!option.selected && option == optionToSelect) {
+            option.selected = true;
+            changed = true;
+        }
+    }
+
+    if (changed) {
+        triggerEvent(element, 'change', true);
+    }
+};
+
+/*
+* Select the specified option and trigger the relevant events of the element.
+*/
+BrowserBot.prototype.addSelection = function(element, option) {
+    this.checkMultiselect(element);
+    triggerEvent(element, 'focus', false);
+    if (!option.selected) {
+        option.selected = true;
+        triggerEvent(element, 'change', true);
+    }
+};
+
+/*
+* Select the specified option and trigger the relevant events of the element.
+*/
+BrowserBot.prototype.removeSelection = function(element, option) {
+    this.checkMultiselect(element);
+    triggerEvent(element, 'focus', false);
+    if (option.selected) {
+        option.selected = false;
+        triggerEvent(element, 'change', true);
+    }
+};
+
+BrowserBot.prototype.checkMultiselect = function(element) {
+    if (!element.multiple)
+    {
+        throw new SeleniumError("Not a multi-select");
+    }
+
+};
+
+BrowserBot.prototype.replaceText = function(element, stringValue) {
+    triggerEvent(element, 'focus', false);
+    triggerEvent(element, 'select', true);
+    var maxLengthAttr = element.getAttribute("maxLength");
+    var actualValue = stringValue;
+    if (maxLengthAttr != null) {
+        var maxLength = parseInt(maxLengthAttr);
+        if (stringValue.length > maxLength) {
+            actualValue = stringValue.substr(0, maxLength);
+        }
+    }
+
+    if (getTagName(element) == "body") {
+        if (element.ownerDocument && element.ownerDocument.designMode) {
+            var designMode = new String(element.ownerDocument.designMode).toLowerCase();
+            if (designMode = "on") {
+                // this must be a rich text control!
+                element.innerHTML = actualValue;
+            }
+        }
+    } else {
+        element.value = actualValue;
+    }
+    // DGF this used to be skipped in chrome URLs, but no longer.  Is xpcnativewrappers to blame?
+    try {
+        triggerEvent(element, 'change', true);
+    } catch (e) {}
+};
+
+BrowserBot.prototype.submit = function(formElement) {
+    var actuallySubmit = true;
+    this._modifyElementTarget(formElement);
+    if (formElement.onsubmit) {
+        if (browserVersion.isHTA) {
+            // run the code in the correct window so alerts are handled correctly even in HTA mode
+            var win = this.browserbot.getCurrentWindow();
+            var now = new Date().getTime();
+            var marker = 'marker' + now;
+            win[marker] = formElement;
+            win.setTimeout("var actuallySubmit = "+marker+".onsubmit();" +
+                "if (actuallySubmit) { " +
+                    marker+".submit(); " +
+                    "if ("+marker+".target && !/^_/.test("+marker+".target)) {"+
+                        "window.open('', "+marker+".target);"+
+                    "}"+
+                "};"+
+                marker+"=null", 0);
+            // pause for up to 2s while this command runs
+            var terminationCondition = function () {
+                return !win[marker];
+            }
+            return Selenium.decorateFunctionWithTimeout(terminationCondition, 2000);
+        } else {
+            actuallySubmit = formElement.onsubmit();
+            if (actuallySubmit) {
+                formElement.submit();
+                if (formElement.target && !/^_/.test(formElement.target)) {
+                    this.browserbot.openWindow('', formElement.target);
+                }
+            }
+        }
+    } else {
+        formElement.submit();
+    }
+}
+
+BrowserBot.prototype.clickElement = function(element, clientX, clientY) {
+       this._fireEventOnElement("click", element, clientX, clientY);
+};
+
+BrowserBot.prototype.doubleClickElement = function(element, clientX, clientY) {
+       this._fireEventOnElement("dblclick", element, clientX, clientY);
+};
+
+BrowserBot.prototype._modifyElementTarget = function(element) {
+    if (element.target) {
+        if (element.target == "_blank" || /^selenium_blank/.test(element.target) ) {
+            var tagName = getTagName(element);
+            if (tagName == "a" || tagName == "form") {
+                var newTarget = "selenium_blank" + Math.round(100000 * Math.random());
+                LOG.warn("Link has target '_blank', which is not supported in Selenium!  Randomizing target to be: " + newTarget);
+                this.browserbot.openWindow('', newTarget);
+                element.target = newTarget;
+            }
+        }
+    }
+}
+
+
+BrowserBot.prototype._handleClickingImagesInsideLinks = function(targetWindow, element) {
+    var itrElement = element;
+    while (itrElement != null) {
+        if (itrElement.href) {
+            targetWindow.location.href = itrElement.href;
+            break;
+        }
+        itrElement = itrElement.parentNode;
+    }
+}
+
+BrowserBot.prototype._getTargetWindow = function(element) {
+    var targetWindow = element.ownerDocument.defaultView;
+    if (element.target) {
+        targetWindow = this._getFrameFromGlobal(element.target);
+    }
+    return targetWindow;
+}
+
+BrowserBot.prototype._getFrameFromGlobal = function(target) {
+
+    if (target == "_top") {
+        return this.topFrame;
+    } else if (target == "_parent") {
+        return this.getCurrentWindow().parent;
+    } else if (target == "_blank") {
+        // TODO should this set cleverer window defaults?
+        return this.getCurrentWindow().open('', '_blank');
+    }
+    var frameElement = this.findElementBy("implicit", target, this.topFrame.document, this.topFrame);
+    if (frameElement) {
+        return frameElement.contentWindow;
+    }
+    var win = this.getWindowByName(target);
+    if (win) return win;
+    return this.getCurrentWindow().open('', target);
+}
+
+
+BrowserBot.prototype.bodyText = function() {
+    if (!this.getDocument().body) {
+        throw new SeleniumError("Couldn't access document.body.  Is this HTML page fully loaded?");
+    }
+    return getText(this.getDocument().body);
+};
+
+BrowserBot.prototype.getAllButtons = function() {
+    var elements = this.getDocument().getElementsByTagName('input');
+    var result = [];
+
+    for (var i = 0; i < elements.length; i++) {
+        if (elements[i].type == 'button' || elements[i].type == 'submit' || elements[i].type == 'reset') {
+            result.push(elements[i].id);
+        }
+    }
+
+    return result;
+};
+
+
+BrowserBot.prototype.getAllFields = function() {
+    var elements = this.getDocument().getElementsByTagName('input');
+    var result = [];
+
+    for (var i = 0; i < elements.length; i++) {
+        if (elements[i].type == 'text') {
+            result.push(elements[i].id);
+        }
+    }
+
+    return result;
+};
+
+BrowserBot.prototype.getAllLinks = function() {
+    var elements = this.getDocument().getElementsByTagName('a');
+    var result = [];
+
+    for (var i = 0; i < elements.length; i++) {
+        result.push(elements[i].id);
+    }
+
+    return result;
+};
+
+function isDefined(value) {
+    return typeof(value) != undefined;
+}
+
+BrowserBot.prototype.goBack = function() {
+    this.getCurrentWindow().history.back();
+};
+
+BrowserBot.prototype.goForward = function() {
+    this.getCurrentWindow().history.forward();
+};
+
+BrowserBot.prototype.close = function() {
+    if (browserVersion.isChrome || browserVersion.isSafari || browserVersion.isOpera) {
+        this.getCurrentWindow().close();
+    } else {
+        this.getCurrentWindow().eval("window.close();");
+    }
+};
+
+BrowserBot.prototype.refresh = function() {
+    this.getCurrentWindow().location.reload(true);
+};
+
+/**
+ * Refine a list of elements using a filter.
+ */
+BrowserBot.prototype.selectElementsBy = function(filterType, filter, elements) {
+    var filterFunction = BrowserBot.filterFunctions[filterType];
+    if (! filterFunction) {
+        throw new SeleniumError("Unrecognised element-filter type: '" + filterType + "'");
+    }
+
+    return filterFunction(filter, elements);
+};
+
+BrowserBot.filterFunctions = {};
+
+BrowserBot.filterFunctions.name = function(name, elements) {
+    var selectedElements = [];
+    for (var i = 0; i < elements.length; i++) {
+        if (elements[i].name === name) {
+            selectedElements.push(elements[i]);
+        }
+    }
+    return selectedElements;
+};
+
+BrowserBot.filterFunctions.value = function(value, elements) {
+    var selectedElements = [];
+    for (var i = 0; i < elements.length; i++) {
+        if (elements[i].value === value) {
+            selectedElements.push(elements[i]);
+        }
+    }
+    return selectedElements;
+};
+
+BrowserBot.filterFunctions.index = function(index, elements) {
+    index = Number(index);
+    if (isNaN(index) || index < 0) {
+        throw new SeleniumError("Illegal Index: " + index);
+    }
+    if (elements.length <= index) {
+        throw new SeleniumError("Index out of range: " + index);
+    }
+    return [elements[index]];
+};
+
+BrowserBot.prototype.selectElements = function(filterExpr, elements, defaultFilterType) {
+
+    var filterType = (defaultFilterType || 'value');
+
+    // If there is a filter prefix, use the specified strategy
+    var result = filterExpr.match(/^([A-Za-z]+)=(.+)/);
+    if (result) {
+        filterType = result[1].toLowerCase();
+        filterExpr = result[2];
+    }
+
+    return this.selectElementsBy(filterType, filterExpr, elements);
+};
+
+/**
+ * Find an element by class
+ */
+BrowserBot.prototype.locateElementByClass = function(locator, document) {
+    return elementFindFirstMatchingChild(document,
+            function(element) {
+                return element.className == locator
+            }
+            );
+}
+
+/**
+ * Find an element by alt
+ */
+BrowserBot.prototype.locateElementByAlt = function(locator, document) {
+    return elementFindFirstMatchingChild(document,
+            function(element) {
+                return element.alt == locator
+            }
+            );
+}
+
+/**
+ * Find an element by css selector
+ */
+BrowserBot.prototype.locateElementByCss = function(locator, document) {
+    var elements = cssQuery(locator, document);
+    if (elements.length != 0)
+        return elements[0];
+    return null;
+}
+
+
+/*****************************************************************/
+/* BROWSER-SPECIFIC FUNCTIONS ONLY AFTER THIS LINE */
+
+function MozillaBrowserBot(frame) {
+    BrowserBot.call(this, frame);
+}
+objectExtend(MozillaBrowserBot.prototype, BrowserBot.prototype);
+
+function KonquerorBrowserBot(frame) {
+    BrowserBot.call(this, frame);
+}
+objectExtend(KonquerorBrowserBot.prototype, BrowserBot.prototype);
+
+KonquerorBrowserBot.prototype.setIFrameLocation = function(iframe, location) {
+    // Window doesn't fire onload event when setting src to the current value,
+    // so we set it to blank first.
+    iframe.src = "about:blank";
+    iframe.src = location;
+};
+
+KonquerorBrowserBot.prototype.setOpenLocation = function(win, loc) {
+    // Window doesn't fire onload event when setting src to the current value,
+    // so we just refresh in that case instead.
+    loc = absolutify(loc, this.baseUrl);
+    loc = canonicalize(loc);
+    var startUrl = win.location.href;
+    if ("about:blank" != win.location.href) {
+        var startLoc = parseUrl(win.location.href);
+        startLoc.hash = null;
+        var startUrl = reassembleLocation(startLoc);
+    }
+    LOG.debug("startUrl="+startUrl);
+    LOG.debug("win.location.href="+win.location.href);
+    LOG.debug("loc="+loc);
+    if (startUrl == loc) {
+        LOG.debug("opening exact same location");
+        this.refresh();
+    } else {
+        LOG.debug("locations differ");
+        win.location.href = loc;
+    }
+    // force the current polling thread to detect a page load
+    var marker = this.isPollingForLoad(win);
+    if (marker) {
+        delete win.location[marker];
+    }
+};
+
+KonquerorBrowserBot.prototype._isSameDocument = function(originalDocument, currentDocument) {
+    // under Konqueror, there may be this case:
+    // originalDocument and currentDocument are different objects
+    // while their location are same.
+    if (originalDocument) {
+        return originalDocument.location == currentDocument.location
+    } else {
+        return originalDocument === currentDocument;
+    }
+};
+
+function SafariBrowserBot(frame) {
+    BrowserBot.call(this, frame);
+}
+objectExtend(SafariBrowserBot.prototype, BrowserBot.prototype);
+
+SafariBrowserBot.prototype.setIFrameLocation = KonquerorBrowserBot.prototype.setIFrameLocation;
+SafariBrowserBot.prototype.setOpenLocation = KonquerorBrowserBot.prototype.setOpenLocation;
+
+
+function OperaBrowserBot(frame) {
+    BrowserBot.call(this, frame);
+}
+objectExtend(OperaBrowserBot.prototype, BrowserBot.prototype);
+OperaBrowserBot.prototype.setIFrameLocation = function(iframe, location) {
+    if (iframe.src == location) {
+        iframe.src = location + '?reload';
+    } else {
+        iframe.src = location;
+    }
+}
+
+function IEBrowserBot(frame) {
+    BrowserBot.call(this, frame);
+}
+objectExtend(IEBrowserBot.prototype, BrowserBot.prototype);
+
+IEBrowserBot.prototype._handleClosedSubFrame = function(testWindow, doNotModify) {
+    if (this.proxyInjectionMode) {
+        return testWindow;
+    }
+
+    try {
+        testWindow.location.href;
+        this.permDenied = 0;
+    } catch (e) {
+        this.permDenied++;
+    }
+    if (this._windowClosed(testWindow) || this.permDenied > 4) {
+        if (this.isSubFrameSelected) {
+            LOG.warn("Current subframe appears to have closed; selecting top frame");
+            this.selectFrame("relative=top");
+            return this.getCurrentWindow(doNotModify);
+        } else {
+            var closedError = new SeleniumError("Current window or frame is closed!");
+            closedError.windowClosed = true;
+            throw closedError;
+        }
+    }
+    return testWindow;
+};
+
+IEBrowserBot.prototype.modifyWindowToRecordPopUpDialogs = function(windowToModify, browserBot) {
+    BrowserBot.prototype.modifyWindowToRecordPopUpDialogs(windowToModify, browserBot);
+
+    // we will call the previous version of this method from within our own interception
+    oldShowModalDialog = windowToModify.showModalDialog;
+
+    windowToModify.showModalDialog = function(url, args, features) {
+        // Get relative directory to where TestRunner.html lives
+        // A risky assumption is that the user's TestRunner is named TestRunner.html
+        var doc_location = document.location.toString();
+        var end_of_base_ref = doc_location.indexOf('TestRunner.html');
+        var base_ref = doc_location.substring(0, end_of_base_ref);
+        var runInterval = '';
+        
+        // Only set run interval if options is defined
+        if (typeof(window.runOptions) != undefined) {
+            runInterval = "&runInterval=" + runOptions.runInterval;
+        }
+            
+        var testRunnerURL = "TestRunner.html?auto=true&singletest=" 
+            + escape(browserBot.modalDialogTest)
+            + "&autoURL=" 
+            + escape(url) 
+            + runInterval;
+        var fullURL = base_ref + testRunnerURL;
+        browserBot.modalDialogTest = null;
+
+        // If using proxy injection mode
+        if (this.proxyInjectionMode) {
+            var sessionId = runOptions.getSessionId();
+            if (sessionId == undefined) {
+                sessionId = injectedSessionId;
+            }
+            if (sessionId != undefined) {
+                LOG.debug("Invoking showModalDialog and injecting URL " + fullURL);
+            }
+            fullURL = url;
+        }
+        var returnValue = oldShowModalDialog(fullURL, args, features);
+        return returnValue;
+    };
+};
+
+IEBrowserBot.prototype.modifySeparateTestWindowToDetectPageLoads = function(windowObject) {
+    this.pageUnloading = false;
+    var self = this;
+    var pageUnloadDetector = function() {
+        self.pageUnloading = true;
+    };
+    windowObject.attachEvent("onbeforeunload", pageUnloadDetector);
+    BrowserBot.prototype.modifySeparateTestWindowToDetectPageLoads.call(this, windowObject);
+};
+
+IEBrowserBot.prototype.pollForLoad = function(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker) {
+    LOG.debug("IEBrowserBot.pollForLoad: " + marker);
+    if (!this.permDeniedCount[marker]) this.permDeniedCount[marker] = 0;
+    BrowserBot.prototype.pollForLoad.call(this, loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+    if (this.pageLoadError) {
+        if (this.pageUnloading) {
+            var self = this;
+            LOG.debug("pollForLoad UNLOADING (" + marker + "): caught exception while firing events on unloading page: " + this.pageLoadError.message);
+            this.reschedulePoller(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+            this.pageLoadError = null;
+            return;
+        } else if (((this.pageLoadError.message == "Permission denied") || (/^Access is denied/.test(this.pageLoadError.message)))
+                && this.permDeniedCount[marker]++ < 8) {
+            if (this.permDeniedCount[marker] > 4) {
+                var canAccessThisWindow;
+                var canAccessCurrentlySelectedWindow;
+                try {
+                    windowObject.location.href;
+                    canAccessThisWindow = true;
+                } catch (e) {}
+                try {
+                    this.getCurrentWindow(true).location.href;
+                    canAccessCurrentlySelectedWindow = true;
+                } catch (e) {}
+                if (canAccessCurrentlySelectedWindow & !canAccessThisWindow) {
+                    LOG.debug("pollForLoad (" + marker + ") ABORTING: " + this.pageLoadError.message + " (" + this.permDeniedCount[marker] + "), but the currently selected window is fine");
+                    // returning without rescheduling
+                    this.pageLoadError = null;
+                    return;
+                }
+            }
+
+            var self = this;
+            LOG.debug("pollForLoad (" + marker + "): " + this.pageLoadError.message + " (" + this.permDeniedCount[marker] + "), waiting to see if it goes away");
+            this.reschedulePoller(loadFunction, windowObject, originalDocument, originalLocation, originalHref, marker);
+            this.pageLoadError = null;
+            return;
+        }
+        //handy for debugging!
+        //throw this.pageLoadError;
+    }
+};
+
+IEBrowserBot.prototype._windowClosed = function(win) {
+    try {
+        var c = win.closed;
+        // frame windows claim to be non-closed when their parents are closed
+        // but you can't access their document objects in that case
+        if (!c) {
+            try {
+                win.document;
+            } catch (de) {
+                if (de.message == "Permission denied") {
+                    // the window is probably unloading, which means it's probably not closed yet
+                    return false;
+                }
+                else if (/^Access is denied/.test(de.message)) {
+                    // rare variation on "Permission denied"?
+                    LOG.debug("IEBrowserBot.windowClosed: got " + de.message + " (this.pageUnloading=" + this.pageUnloading + "); assuming window is unloading, probably not closed yet");
+                    return false;
+                } else {
+                    // this is probably one of those frame window situations
+                    LOG.debug("IEBrowserBot.windowClosed: couldn't read win.document, assume closed: " + de.message + " (this.pageUnloading=" + this.pageUnloading + ")");
+                    return true;
+                }
+            }
+        }
+        if (c == null) {
+            LOG.debug("IEBrowserBot.windowClosed: win.closed was null, assuming closed");
+            return true;
+        }
+        return c;
+    } catch (e) {
+        LOG.debug("IEBrowserBot._windowClosed: Got an exception trying to read win.closed; we'll have to take a guess!");
+
+        if (browserVersion.isHTA) {
+            if (e.message == "Permission denied") {
+                // the window is probably unloading, which means it's not closed yet
+                return false;
+            } else {
+                // there's a good chance that we've lost contact with the window object if it is closed
+                return true;
+            }
+        } else {
+            // the window is probably unloading, which means it's not closed yet
+            return false;
+        }
+    }
+};
+
+/**
+ * In IE, getElementById() also searches by name - this is an optimisation for IE.
+ */
+IEBrowserBot.prototype.locateElementByIdentifer = function(identifier, inDocument, inWindow) {
+    return inDocument.getElementById(identifier);
+};
+
+IEBrowserBot.prototype._findElementByTagNameAndAttributeValue = function(
+        inDocument, tagName, attributeName, attributeValue
+        ) {
+    if (attributeName == "class") {
+        attributeName = "className";
+    }
+    var elements = inDocument.getElementsByTagName(tagName);
+    for (var i = 0; i < elements.length; i++) {
+        var elementAttr = elements[i].getAttribute(attributeName);
+        if (elementAttr == attributeValue) {
+            return elements[i];
+        }
+        // DGF SEL-347, IE6 URL-escapes javascript href attribute
+        if (!elementAttr) continue;
+        elementAttr = unescape(new String(elementAttr));
+        if (elementAttr == attributeValue) {
+            return elements[i];
+        }
+    }
+    return null;
+};
+
+SafariBrowserBot.prototype.modifyWindowToRecordPopUpDialogs = function(windowToModify, browserBot) {
+    BrowserBot.prototype.modifyWindowToRecordPopUpDialogs(windowToModify, browserBot);
+
+    var originalOpen = windowToModify.open;
+    /*
+     * Safari seems to be broken, so that when we manually trigger the onclick method
+     * of a button/href, any window.open calls aren't resolved relative to the app location.
+     * So here we replace the open() method with one that does resolve the url correctly.
+     */
+    windowToModify.open = function(url, windowName, windowFeatures, replaceFlag) {
+
+        if (url.startsWith("http://") || url.startsWith("https://") || url.startsWith("/")) {
+            return originalOpen(url, windowName, windowFeatures, replaceFlag);
+        }
+
+        // Reduce the current path to the directory
+        var currentPath = windowToModify.location.pathname || "/";
+        currentPath = currentPath.replace(/\/[^\/]*$/, "/");
+
+        // Remove any leading "./" from the new url.
+        url = url.replace(/^\.\//, "");
+
+        newUrl = currentPath + url;
+
+        var openedWindow = originalOpen(newUrl, windowName, windowFeatures, replaceFlag);
+        LOG.debug("window.open call intercepted; window ID (which you can use with selectWindow()) is \"" +  windowName + "\"");
+        if (windowName!=null) {
+            openedWindow["seleniumWindowName"] = windowName;
+        }
+        return openedWindow;
+    };
+};
+
+MozillaBrowserBot.prototype._fireEventOnElement = function(eventType, element, clientX, clientY) {
+    var win = this.getCurrentWindow();
+    triggerEvent(element, 'focus', false);
+
+    // Add an event listener that detects if the default action has been prevented.
+    // (This is caused by a javascript onclick handler returning false)
+    // we capture the whole event, rather than the getPreventDefault() state at the time,
+    // because we need to let the entire event bubbling and capturing to go through
+    // before making a decision on whether we should force the href
+    var savedEvent = null;
+
+    element.addEventListener(eventType, function(evt) {
+        savedEvent = evt;
+    }, false);
+
+    this._modifyElementTarget(element);
+
+    // Trigger the event.
+    this.browserbot.triggerMouseEvent(element, eventType, true, clientX, clientY);
+
+    if (this._windowClosed(win)) {
+        return;
+    }
+
+    // Perform the link action if preventDefault was set.
+    // In chrome URL, the link action is already executed by triggerMouseEvent.
+    if (!browserVersion.isChrome && savedEvent != null && !savedEvent.getPreventDefault()) {
+        var targetWindow = this.browserbot._getTargetWindow(element);
+        if (element.href) {
+            targetWindow.location.href = element.href;
+        } else {
+            this.browserbot._handleClickingImagesInsideLinks(targetWindow, element);
+        }
+    }
+
+};
+
+
+OperaBrowserBot.prototype._fireEventOnElement = function(eventType, element, clientX, clientY) {
+    var win = this.getCurrentWindow();
+    triggerEvent(element, 'focus', false);
+
+    this._modifyElementTarget(element);
+
+    // Trigger the click event.
+    this.browserbot.triggerMouseEvent(element, eventType, true, clientX, clientY);
+
+    if (this._windowClosed(win)) {
+        return;
+    }
+
+};
+
+
+KonquerorBrowserBot.prototype._fireEventOnElement = function(eventType, element, clientX, clientY) {
+    var win = this.getCurrentWindow();
+    triggerEvent(element, 'focus', false);
+
+    this._modifyElementTarget(element);
+
+    if (element[eventType]) {
+        element[eventType]();
+    }
+    else {
+        this.browserbot.triggerMouseEvent(element, eventType, true, clientX, clientY);
+    }
+
+    if (this._windowClosed(win)) {
+        return;
+    }
+
+};
+
+SafariBrowserBot.prototype._fireEventOnElement = function(eventType, element, clientX, clientY) {
+    triggerEvent(element, 'focus', false);
+    var wasChecked = element.checked;
+
+    this._modifyElementTarget(element);
+
+    // For form element it is simple.
+    if (element[eventType]) {
+        element[eventType]();
+    }
+    // For links and other elements, event emulation is required.
+    else {
+        var targetWindow = this.browserbot._getTargetWindow(element);
+        // todo: deal with anchors?
+        this.browserbot.triggerMouseEvent(element, eventType, true, clientX, clientY);
+
+    }
+
+};
+
+SafariBrowserBot.prototype.refresh = function() {
+    var win = this.getCurrentWindow();
+    if (win.location.hash) {
+        // DGF Safari refuses to refresh when there's a hash symbol in the URL
+        win.location.hash = "";
+        var actuallyReload = function() {
+            win.location.reload(true);
+        }
+        window.setTimeout(actuallyReload, 1);
+    } else {
+        win.location.reload(true);
+    }
+};
+
+IEBrowserBot.prototype._fireEventOnElement = function(eventType, element, clientX, clientY) {
+    var win = this.getCurrentWindow();
+    triggerEvent(element, 'focus', false);
+
+    var wasChecked = element.checked;
+
+    // Set a flag that records if the page will unload - this isn't always accurate, because
+    // <a href="javascript:alert('foo'):"> triggers the onbeforeunload event, even thought the page won't unload
+    var pageUnloading = false;
+    var pageUnloadDetector = function() {
+        pageUnloading = true;
+    };
+    win.attachEvent("onbeforeunload", pageUnloadDetector);
+    this._modifyElementTarget(element);
+    if (element[eventType]) {
+        element[eventType]();
+    }
+    else {
+        this.browserbot.triggerMouseEvent(element, eventType, true, clientX, clientY);
+    }
+
+
+    // If the page is going to unload - still attempt to fire any subsequent events.
+    // However, we can't guarantee that the page won't unload half way through, so we need to handle exceptions.
+    try {
+        win.detachEvent("onbeforeunload", pageUnloadDetector);
+
+        if (this._windowClosed(win)) {
+            return;
+        }
+
+        // Onchange event is not triggered automatically in IE.
+        if (isDefined(element.checked) && wasChecked != element.checked) {
+            triggerEvent(element, 'change', true);
+        }
+
+    }
+    catch (e) {
+        // If the page is unloading, we may get a "Permission denied" or "Unspecified error".
+        // Just ignore it, because the document may have unloaded.
+        if (pageUnloading) {
+            LOG.logHook = function() {
+            };
+            LOG.warn("Caught exception when firing events on unloading page: " + e.message);
+            return;
+        }
+        throw e;
+    }
+};



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