网页防盗
//禁用右键
window.oncontextmenu=function(){return false;}
//禁用F12
document.onkeydown = function(){
if(window.event && window.event.keyCode == 123) {
alert("Not support F12");
event.keyCode=0;
event.returnValue=false;
}
if(window.event && window.event.keyCode == 13) {
window.event.keyCode = 505;
}
if(window.event && window.event.keyCode == 8) {
alert(str+"\n请使用Del键进行字符的删除操作!");
window.event.returnValue=false;
}
}