function popUp(URL,w,h)
{
	day = new Date();
	id = day.getTime();
	l = Math.floor((screen.width-w)/2);
	t = Math.floor((screen.height-h)/2);
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width='+w+',height='+h+',left = '+l+',top = '+t+'');");
}

function visCat(id)
{
	a = document.getElementById(id);
	b = document.getElementById(id+'_img');
	
	if (a.style.display == 'none')
	{
		a.style.display = 'block';
		b.src = '/template/default/img/fgiu.gif';
	}
	else
	{
		a.style.display = 'none';
		b.src = '/template/default/img/fsx.gif';
	}
}