JS禁止鼠标右键及F12禁止查看源代码及禁止其他操作

<script>
    document.onkeydown = function ( e ) {
        var currKey = 0,
            evt = e || window.event;
        currKey = evt.keyCode || evt.which || evt.charCode;
        if ( currKey == 123 ) {
            window.event.cancelBubble = true;
            window.event.returnValue = false
        }
    }
</script>

<script>
document.oncontextmenu = function(event) {
	if (window.event) {
		event = window.event
	}
	try {
		var the = event.srcElement;
		if (! ((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
			return false
		}
		return true
	} catch(e) {
		return false
	}
}
</script>

<script>
    document.oncopy = function (event) {
        if (window.event) {
            event = window.event;
        }
        try {
            var the = event.srcElement;
            if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
                return false;
            }
            return true;
        } catch (e) {
            return false;
        }
    }
</script>

<script>
    document.oncut = function (event) {
        if (window.event) {
            event = window.event;
        }
        try {
            var the = event.srcElement;
            if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
                return false;
            }
            return true;
        } catch (e) {
            return false;
        }
    }
</script>

<script>
    document.onselectstart = function (event) {
        if (window.event) {
            event = window.event;
        }
        try {
            var the = event.srcElement;
            if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
                return false;
            }
            return true;
        } catch (e) {
            return false;
        }
    }
</script>