var EMpop, DCpop;
function popup(popurl){
	if (popup.arguments.length > 1)
	{	
		if (EMpop) EMpop.close();
		EMpop=window.open(popurl,"EM","width=" + popup.arguments[1] + ",height=" + popup.arguments[2]+ ",scrollbars,resizable,");
	}
	else
	{
		if (DCpop)DCpop.close();
		DCpop=window.open(popurl,"DISC","width=398,height=340,scrollbars,resizable,");
	}
}
var pimg = null;
function mover(o)
{
	pimg = o.src;
	o.src = String(pimg).replace(/\.gif/i, "2.gif");
}

function mout(o)
{
	o.src = pimg;
}
function mouseover(o)
{
	o.style.backgroundImage = "url(navbtn2.gif)";
}

function mouseout(o)
{
	o.style.backgroundImage = "url(navbtn.gif)";
}