禁止右键+屏蔽ctrl+u，F12键
function keycodes(){ // 禁止右键 document.oncontextmenu=function(){return false}; document.onkeydown = function(e) { e = window.event || e; var k = e.keyCode; //屏蔽ctrl+u，F12键 if ((e.ctrlKey == tru...
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function keycodes(){ // 禁止右键 document.oncontextmenu=function(){return false}; document.onkeydown = function(e) { e = window.event || e; var k = e.keyCode; //屏蔽ctrl+u，F12键 if ((e.ctrlKey == tru...