function createjscssfile(filename, filetype){
 if (filetype=="js"){ //if filename is a external JavaScript file
  var fileref=document.createElement('script')
  fileref.setAttribute("type","text/javascript")
  fileref.setAttribute("src", filename)
 }
 else if (filetype=="css"){ //if filename is an external CSS file
  var fileref=document.createElement("link")
  fileref.setAttribute("rel", "stylesheet")
  fileref.setAttribute("type", "text/css")
  fileref.setAttribute("href", filename)
 }
 return fileref
}
function replacejscssfile(oldfilename, newfilename, filetype){
 var targetelement=(filetype=="js")? "script" : (filetype=="css")? "link" : "none" //determine element type to create nodelist using
 var targetattr=(filetype=="js")? "src" : (filetype=="css")? "href" : "none" //determine corresponding attribute to test for
 var allsuspects=document.getElementsByTagName(targetelement)
 for (var i=allsuspects.length; i>=0; i--){ //search backwards within nodelist for matching elements to remove
  if (allsuspects[i] && allsuspects[i].getAttribute(targetattr)!=null && allsuspects[i].getAttribute(targetattr).indexOf(oldfilename)!=-1){
   var newelement=createjscssfile(newfilename, filetype)
   allsuspects[i].parentNode.replaceChild(newelement, allsuspects[i])
  }
 }
}


function hideMenu(){
	/*
	IE zuigt kont en geeft hier een foutmelding
	
	array items = document.getElementsByClassName('submenulist');
	for(i = 0; i <= items.length; i++){
		 items[i].style.display = "none"; 
	}
	*/
	
	/*
	IE zuigt kont en geeft hier een foutmelding
	
	for(i = 0; i <= document.getElementsByClassName('submenulist').length; i++){
		 document.getElementsByClassName('submenulist')[i].style.display = "none"; 
	}
	*/
	var items = document.getElementsByClassName("submenulist");
	
	for(i = 0; i <= items.length-1; i++){
		items[i].style.display = "none"; 
	}
}

function showItem(id){
	if(id == "btn_advies_sub"){
		var item = document.getElementById(id);
		item.style.width = "950px";
		item.style.left = "-233px";
		item.style.display = "block";
	}else{
		if (document.getElementById(id))
		{
			document.getElementById(id).style.display = "block";
		}
	}
}