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

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

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

function key(k)   
{
	if(isie) {
		if(event.keyCode==17 || event.keyCode==18 || event.keyCode==93 || event.keyCode==122) {
			alert("Sorry, you do not have permission to press this key.") 
			return false;
		 } 
	}

	if(isnn){
		alert("Sorry, you do not have permission to press this key.") 
		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;
*/

var message="Sorry, you do not have permission to press this key.";

function clickIE() {
	if (document.all) {
		//alert(message);
		return false;
	}
}

function clickNS(e) {
	if
	(document.layers||(document.getElementById&&!document.all)) {
		if (e.which==2||e.which==3) {
			//alert(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");