self.name='page';

function openpopup(cartina,w,h) 
{
	hpos=(screen.width-w)/2;
	vpos=(screen.height-h)/2;
	window.open(cartina,'openpopup','width='+w+',height='+h+',status=no,location=no,toolbar=no,directories=no,scrollbars=no,menubar=no,resizable=no, fullscreen=no,left='+hpos+',top='+vpos);
}

function closepopup (cartina) 
{
	window.close()
}