function doMail( name , nachname , ort , dom ){

     protokoll = "m"+"a"+"i"+"l";
     protokoll = protokoll+"t"+"o"+":";
     at        = "@";
     if( name!='' && nachname!='' ){
        result = protokoll+name+"."+nachname+at+ort+"."+dom;
     }else{
        result = protokoll+name+nachname+at+ort+"."+dom;
     }
     parent.location = result;
  }