function ventanaSecundaria (URL, width, height){ 
    var windowswidth = width + 50;
    var windowsheight = height + 95 + 40;
    ventana=window.open(URL,"ventana1","width=" + windowswidth + ", height=" + windowsheight + ", scrollbars=no, menubar=no, location=no, resizable=no") 
    ventana.focus()
} 
// JavaScript Document