Prevents the copying of texts

prevents_thecopying_of_texts.js

<script type="text/javascript">
	document.oncontextmenu = function(){return false}

	document.onselectstart = function(){
		if (event.srcElement.type != "text" && event.srcElement.type != "textarea" && event.srcElement.type != "password")
			return false;
		else
			return true;
	};
	if (window.sidebar){
		document.onmousedown=function(e){
			var obj=e.target;
			if (obj.tagName.toUpperCase() == "INPUT" || obj.tagName.toUpperCase() == "TEXTAREA" || obj.tagName.toUpperCase() == "PASSWORD")
				return true;
			/*else if (obj.tagName=="BUTTON"){
			return true;
			}*/
			else
				return false;
		}
	}

	if (parent.frames.length > 0) top.location.replace(document.location);
</script>