window.onload = function(){
	
	
	
		document.oncontextmenu = function(){
		　　return false;
		}
		
		document.getelementbyid("videono").oncontextmenu = function(e){
	　　		return false;
		}
		
		
		var iframe = document.getelementbyid("videono");
		
		iframe.onload = function() {
		    iframe.oncontextmenu = function(e){
		    　　		return false;
		    	}
		}
		
		
		function donothing(){  
		        window.event.returnvalue=false;  
		        return false;  
				console.log(1);
		    } 
		function iesc(){ return false; }
		function irec(){ return true; }
		function disablekeys() {
		if(event.ctrlkey || event.shiftkey || event.altkey)  {
		window.event.returnvalue=false;
		iesc();}
		}
		document.ondragstart=iesc;
		document.onkeydown=disablekeys;
		document.oncontextmenu=iesc;
		if (typeof document.onselectstart !="undefined")
		document.onselectstart=iesc;
		else{//qsyz.net
		document.onmousedown=iesc;
		document.onmouseup=irec;
		}
		function disablerightclick(www_qsyz_net){
		if (window.event){
		if (www_qsyz_net.which == 2 || www_qsyz_net.which == 3)
		iesc();}
		else
		if (event.button == 2 || event.button == 3){
		event.cancelbubble = true
		event.returnvalue = false;
		iesc();}
		}
		
		
		
		var iframe = document.getelementbyid('ifm');
		iframe.οnlοad=function(){
		  iframe.contentwindow.document.οncοntextmenu=function(){return false;};
		  iframe.contentwindow.document.onselectstart=function(){return false;};
		};
		
	
}