function openVentana(winTarget,ancho,alto) {

infoVentana=window.open(winTarget,"Information","toolbar=0,width="+ancho+",height="+alto+",location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,left=150,top=50,screenX=75,screenY=50");
    if (window.focus) { infoVentana.focus();}
}

function cerrarse(){
	window.close()
}