function ShowProductInfo(destino)
{
  //ancho=640 
  //alto=685
  //izq=(screen.width-ancho)/2
  //arr=((screen.height-alto)/2)-15
  h=screen.availHeight;
  w=650;
  //aviso = window.open("mas.asp?id="+id ,"_blank","height="+alto+",width="+ancho+",scrollbars=no,top="+arr+",left="+izq)
  wnd=window.open(destino,"_blank","width="+w+",height="+h+",top=0,scrollbars=yes,directories=no,location=no,menubar=no,status=no,toolbar=no");
}