// allgemeine funktionen

  var AdServer = 'wodas.t7online.com';  
  if (location.host.indexOf("-dev") > -1) AdServer = 'wodas-cn-dev.wetteronline.de';
  
  function WaehleKampagne(AdPlace)
  {

    var Summe = 0;  
    var SummeKampagne=new Array();    
    
    for (var i=0;i<Kampagne.length;i++)
    {  

      Summe = Summe + Kampagne[i]["Gewicht"];
      SummeKampagne[i] = Summe;
    }
    
    var zufall = Math.random().toString() * Summe;      
    
    for (i=0;i<Kampagne.length;i++)
    {  
      if (zufall < SummeKampagne[i])
      {
        var s = "";
        s += '<scr'+'ipt src="http://' + AdServer + '/static/' + AdPlace +  '_'  + Kampagne[i]["Name"] + '.js?' + zufall + '" type=text/javascript></scr'+'ipt>';
        document.write(s);    
        return;
      }
    }
    
  }