function ventanaPrint(pagina,w,h)
{
	x=(screen.width/2)-(w/2);
	y=(screen.height/2)-(h/2);								
	window.open(pagina,"flota","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0,copyhistory=0,width="+w+",height="+h+",left="+x+",top="+y);
}


function ventana(pagina,w,h)
{
	x=(screen.width/2)-(w/2);
	y=(screen.height/2)-(h/2);								
	window.open(pagina,"flota","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=no,resizable=0,copyhistory=0,width="+w+",height="+h+",left="+x+",top="+y);
}

function ventanaScroll(pagina,w,h)
{
	x=(screen.width/2)-(w/2);
	y=(screen.height/2)-(h/2);								
	window.open(pagina,"flota","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0,copyhistory=0,width="+w+",height="+h+",left="+x+",top="+y);
}