function clickIE4()
{
	if (event.button==2)
	{
		return false;
	}//end if
}//end func

function clickNS4(e)
{
	if (document.layers||document.getElementById&&!document.all)
	{
		if (e.which==2||e.which==3)	
		{
			return false;
		}//end if
	}//end if
}//end func

if (document.layers)
{
	document.captureEvents(Event.MOUSEDOWN);
	document.onmousedown=clickNS4;
}else if (document.all&&!document.getElementById)
{
	document.onmousedown=clickIE4;
}//end if

document.oncontextmenu=new Function("return false")