// JavaScript Document
function abrir()
	{
	xpos=(screen.width/2)-(812/2);
	ypos=(screen.height/2)-(581/2);
	 	window.open("emergente/index.html","ventana",'width=812,height=581,menubar=No,scrollbars=No,statusbar=No,toolbar=No,location=No, directories=No,resizable=0,top='+ ypos +',left='+xpos);
	}
    function cerrar()
	{
	  document.getElementById('vent').style.display='none';
	}