<!--
IE4plus = (document.all) ? true : false;
NS4 = (document.layers) ? true : false;

function clickIE()
{
return false;
}

function clickNS(e)
{
if (e.which==2 || e.which==3) 
{
return false;
}
}
if (!IE4plus) 
{
document.captureEvents(Event.MOUSEDOWN || Event.MOUSEUP);
document.onmousedown=clickNS;
document.onmouseup= clickNS;
document.oncontextmenu=clickIE; // For NS 6+
} 
else 
{
document.onmouseup= clickIE;
document.oncontextmenu=clickIE;
}

function hidden()
{document.body.style.overflow='hidden';}
function unhidden()
{document.body.style.overflow='';}
//-->