testing with google miscell project
A alert.js is include and the user.js should prevent it from running.
// ==UserScript==
// @id 5008e85f-e821-414f-b82a-4fd4c76d5485
// @name testcase
// @include http://www.cnblogs.com/*
// @run-at document-start
// ==/UserScript==
document.addEventListener('beforescriptexecute',
function(e){
if(e.target.src.indexOf('alert.js') != -1){
e.preventDefault();
document.removeEventListener(e.type,arguments.callee,0);
}
},false);
It does but not when it was open in a target = _blank link like below:
