function initNews() {
  if(document.getElementsByTagName) {
   divColl=document.getElementsByTagName("div");
   for(i=0;i<divColl.length;i++) {
    switch(divColl[i].className) {
     case "kurse":
      if(!initNews["activeNews"]) { initNews["activeNews"]=divColl[i]; }
      divColl[i].onmouseover=function() { displayNews(this); }
      break;
     case "intro":
      divColl[i].style.display="block";
      break;
     case "news_text_hell":
      divColl[i].style.display="none";
      break;
    }
   }
  }
  displayNews(initNews["activeNews"],true);
 }

 function displayNews(newsObj,ignoreOld) {
  if(!ignoreOld) {
   initNews["activeNews"].getElementsByTagName('div')[1].style.display='none';
   initNews["activeNews"].getElementsByTagName('div')[0].style.display='block';
   initNews["activeNews"]=newsObj;
  }
  initNews["activeNews"].getElementsByTagName('div')[0].style.display='none';
  initNews["activeNews"].getElementsByTagName('div')[1].style.display='block';
 }

 window.onload=initNews;