add: return false; 
context: function ConfirmWithTitle(title, message, okButtonText, cancelButtonText){  var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService();  promptService = promptService.QueryInterface(Components.interfaces.nsIPromptService);  if (promptService)  {    var result = {value:0};    var okFlag = okButtonText ? promptService.BUTTON_TITLE_IS_STRING : promptService.BUTTON_TITLE_OK;    var cancelFlag = cancelButtonText ? promptService.BUTTON_TITLE_IS_STRING : promptService.BUTTON_TITLE_CANCEL;    promptService.confirmEx(window, title, message,                            (okFlag * promptService.BUTTON_POS_0) +                            (cancelFlag * promptService.BUTTON_POS_1),                            okButtonText, cancelButtonText, null, null, {value:0}, result);    return (result.value == 0);        }}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/a3e409704cfb79c0267c0c73b43f1ccb3726d295/EdDialogCommon.js/clean/editor/ui/dialogs/content/EdDialogCommon.js