function openWindow(url, width, height)
{
	x=(screen.width/2)-(width/2);
	y=(screen.height/2)-(height/2);
	options='toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,';
	options=options+'resizable=0,'+'left='+x+',top='+y;
	options=options+',width='+width+',height='+height;
	var vindo=window.open(url,'zoom',options);
	vindo.focus();
}

var tpssurvie=2000;
var idTclose=-1;

function closeonblur()
{
	idTclose=setTimeout("window.close()", tpssurvie);
}
function dontcloseonfocus()
{
	if (-1!=idTclose) clearTimeout(idTclose);
	idTclose=-1;
}