var IE=0;
var NS6=0;
var NS4=0;

function GetBrowser(){
if (document.all) IE=1;
else if (document.getElementById) NS6=1;
else if (document.layers) NS4=1;
}

function NoCMIE(e){return false;}
function NoCMNS(e){if ((e.which==2)||(e.which==3))return false;}
function NoCM(){
	if(IE)
		document.oncontextmenu=NoCMIE;
	else {
		if (NS6)
			document.onmouseup=NoCMNS;
		else if (NS4){
			document.captureEvents(Event.MOUSEDOWN);
			document.onmousedown=NoCMNS;
			}
		document.oncontextmenu=new Function("return false");
		}
	}

function NoTextSelNS6(e){return false;}
function reEnable(){return true;}
function NoTextSel(){
	if(IE)
		document.onselectstart=new Function ("return false");
	else if (NS6){
		document.onselectstart=new Function ("return false");
		document.onmousedown=NoTextSelNS6;
		document.onclick=reEnable;
		}
	}

function Cpr(){
GetBrowser();
NoTextSel();
NoCM();
}