var isnn,isie
if(navigator.appName=='Microsoft Internet Explorer') //check the browser
{  isie=true }

if(navigator.appName=='Netscape')
{  isnn=true }

function right() //to trap right click button 
{
	if (isnn && (event.which == 3 || event.which == 2 ))
		return false;
	else if (isie && (event.button == 2 || event.button == 3)) 
	{
		alert("Sorry, you do not have permission to right click on this page.");
		
		return false;
	}
		return true;
}

function key(e)   
{
	   
 	
	if(isie) 
	{
	 var chr =window.event;
	 
	 	 
	    chr.cancelBubble=true;
		chr.returnValue=false;
		chr.keyCode=505;
		 
		
			if (chr.keyCode==505)
			{
			    return false;
			}
		
	}

	else
	 {
	    
	    
		e.cancelBubble=true;
	 	e.returnValue=false;
	 		if (e.keyCode)
			{
			 
			return false;
			
			}
	  	 
		 
	 }   
  		
		
}
var message="";//Disable rightclick

document.onhelp= new Function("return false;");
window.onhelp= new Function("return false;")

function clickIE()
 
{if (document.all)
{(message);return false;}}
 
function clickNS(e) {
if
(document.layers||(document.getElementById&&!document.all))
{
if (e.which==2||e.which==3) {(message);return false;}}}
if (document.layers)
{document.captureEvents(Event.MOUSEDOWN);document.  onmousedown=clickNS;}
else
{document.onmouseup=clickNS;document.oncontextmenu  =clickIE;}
 
document.oncontextmenu=new Function("return false")


if (document.layers) window.captureEvents(Event.KEYPRESS);  
if (document.layers) window.captureEvents(Event.MOUSEDOWN);
if (document.layers) window.captureEvents(Event.MOUSEUP);



document.onkeydown=key;  
//document.onmousedown=right;
//document.onmouseup=right;
//window.document.layers=right;