function triggerSubmenu(id){
   var divs = document.getElementsByTagName("div");
   for(var i=0;i<divs.length; i++){
      if(divs[i].className.indexOf("groupUl")>=0) 
         divs[i].style.display="none";
   }

   document.getElementById(id).style.display="block";
   /*
   if(document.getElementById(id).style.display=="none" || 
       document.getElementById(id).style.display==""  ){
      document.getElementById(id).style.display="block";
   }else{
      document.getElementById(id).style.display="none";
   }
   */

}

function sizeChanged(){
   var iframes = document.getElementById("indholdstekst").getElementsByTagName("iframe");
   iframes[0].style.height = (document.body.clientHeight-195)+"px";

   var indhold = document.getElementById("indhold");
   document.getElementById("dimBackground").style.height = 
      indhold.offsetHeight+"px";
   document.getElementById("middleFillWhite").style.height = 
      (indhold.offsetHeight-50)+"px";
   document.getElementById("middleFill").style.height = 
      (indhold.offsetHeight-50)+"px";



}

function openPage(pg){
   var iframes = document.getElementById("indholdstekst").getElementsByTagName("iframe");
   iframes[0].src = pg;
   sizeChanged();
}

function triggerPage(page){
   openPage(page);
}
function triggerPagemenu(id){
   openPage("contents/sider/"+id+".php");
}
function triggerShopmenu(genre,group){
   //openPage("htmlContents/shop/"+id+".html");
   openPage("shop.php?genre="+genre+"&group="+group);
}