function bildChange(img, newsrc){
	if(document.images[img]) document.images[img].src = newsrc;
}

function textChange(text){
	var groupText = document.getElementById("group-text");
	var newText = document.getElementById(text);
	if(groupText.style.display == "none"){
	  groupText.style.display = "block";
	  newText.style.display = "none";
	}
	else{
	  groupText.style.display = "none";
	  newText.style.display = "block";
	}
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function setFontSize(size){
	for (var i = 0; i < document.getElementsByTagName("td").length; i++) {
  	document.getElementsByTagName("td")[i].style.fontSize = size + "em";
  }
}