//网页上禁止用户点击右键
function prohibitRightClick() {
if (window.Event) document.captureEvents(Event.MOUSEUP);
function nocontextmenu() {
event.cancelBubble = true;
event.returnvalue = false;
return false;
}
function norightclick(e) {
if (window.Event) {
if (e.which == 2 || e.which == 3) return false
} else if (event.button == 2 || event.button == 3) {
event.cancelBubble = true;
event.returnvalue = false;
return false;
}
}
document.oncontextmenu = nocontextmenu;
document.onmousedown = norightclick;
document.onkeydown = function() {
if (event.ctrlKey && window.event.keyCode == 67) {
return false;
}
};
document.body.oncopy = function() {
return false;
};
document.onselectstart = function() {
return false;
};
}
prohibitRightClick();
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