var folder  = GetMsgFolderFromUri(srchFolderUriArray[0] ? srchFolderUriArray[0] : window.arguments[0].preselectedURI, false); 
function chooseFoldersToSearch(){  // if we have some search folders already, then root the folder picker dialog off the account  // for those folders. Otherwise fall back to the preselectedfolderURI which is the parent folder  // for this new virtual folder.  var srchFolderUriArray = gSearchFolderURIs.split('|');      var folder  = GetMsgFolderFromUri(srchFolderUriArray[0] ? srchFolderUriArray[0] : window.arguments[0].preselectedURI, false);  var dialog = window.openDialog("chrome://messenger/content/virtualFolderListDialog.xul", "",                                 "chrome,titlebar,modal,centerscreen,resizable",                                 {serverURI:folder.rootFolder.URI,                                  searchFolderURIs:gSearchFolderURIs,                                  okCallback:onFolderListDialogCallback}); }
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/ebb46279004d8f603f8ee372d1f01f1646f6aca0/virtualFolderProperties.js/clean/mailnews/base/resources/content/virtualFolderProperties.js