// Abrir en ventana



function ventana(pagina) {

	control = window.open(pagina,'ventana','toolbar=no,location=no,directories=no,status=no, menubar=no,scrollbars=no,resizable=no,width=400,height=350');

	control.focus();

}





// Servidor de Banner



  function serv_banner(gru, pag, pos, w, h){

    var NET,IE,URL;

    if (navigator.appName.indexOf("Netscape") != -1) {

      NET=(parseInt(navigator.appVersion) >= 4)&&(parseInt(navigator.appVersion) < 5);

      IE=(parseInt(navigator.appVersion) >= 5)

    }

    if (navigator.appName.indexOf("Microsoft") != -1) {

      IE=(parseInt(navigator.appVersion) >= 4);

    }

    URL=document.referrer;

    if (URL.indexOf("&") > 0) {

      URL = URL.substring(0, URL.indexOf("?"));

    }

    if(IE) {

    var output = "";

    output += "<div align='center' id='banner_"+pos+"'>";

    output+="<IFRAME FRAMEBORDER='0' WIDTH='"+w+"' HEIGHT='"+h+"' ";

    output+="MARGINWIDTH='0' MARGINHEIGHT='0' SCROLLING='NO' ";

    output+="SRC='http://banners.viacomerzios.com/aclick.asp?gru="+gru+"&pag="+pag+"&pos="+pos+"&url="+URL+"'>";

    output+="</IFRAME>";

    output += "</div>";

    }

    if(NET) {

    var output = "";

    output+="<ILAYER align='center' name='banner_"+pos+"' width='"+w+"' height='"+h+"' ";

    output+="SRC='http://banners.viacomerzios.com/aclick.asp?gru="+gru+"&pag="+pag+"&pos="+pos+"&url="+URL+"'>";

    output+="</ILAYER>";

    }

    document.write (output);

  }