rem: else if ((event.originalTarget.localName == "treecol") || (event.originalTarget.localName == "slider") || 
add: else if ((event.originalTarget.localName == "slider") || 
context: function FolderPaneOnClick(event){    // we only care about button 0 (left click) events    if (event.button != 0)        return;    var folderTree = GetFolderTree();    var row = {};    var col = {};    var elt = {};    folderTree.treeBoxObject.getCellAt(event.clientX, event.clientY, row, col, elt);    if (row.value == -1)      return;    if (elt.value == "twisty")    {        var folderResource = GetFolderResource(folderTree, row.value);        var msgFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgFolder);        if (!(folderTree.treeBoxObject.view.isContainerOpen(row.value)))        {            var isServer = GetFolderAttribute(folderTree, folderResource, "IsServer");            if (isServer == "true")            {                var server = msgFolder.server;                server.performExpand(msgWindow);            }            else            {                var serverType = GetFolderAttribute(folderTree, folderResource, "ServerType");                if (serverType == "imap")                {                    var imapFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgImapMailFolder);                    imapFolder.performExpand(msgWindow);                }            }        }    }    else if ((event.originalTarget.localName == "treecol") ||             (event.originalTarget.localName == "slider") ||             (event.originalTarget.localName == "scrollbarbutton")) {      // clicking on the name column in the folder pane should not sort      event.preventBubble();    }    else if (event.detail == 2) {      FolderPaneDoubleClick(row.value, event);    }    else if (gDBView && gDBView.viewType == nsMsgViewType.eShowQuickSearchResults)    {      onClearSearch();    }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/da5e479a2145bc2c4fc1924bcec4de059ea39477/msgMail3PaneWindow.js/buggy/mailnews/base/resources/content/msgMail3PaneWindow.js