function getElementsByClassName(class_name)
{
	var all_obj,ret_obj=new Array(),j=0,teststr;
	if(document.all) all_obj=document.all;
	else if(document.getElementsByTagName && !document.all)all_obj=document.getElementsByTagName("*");

	for(i=0;i<all_obj.length;i++)
	{
		if(all_obj[i].className.indexOf(class_name)!=-1)
		{
			teststr=","+all_obj[i].className.split(" ").join(",")+",";
			if(teststr.indexOf(","+class_name+",")!=-1)
			{
				ret_obj[j]=all_obj[i];
				j++;
			}
		}
	}
	return ret_obj;
}

function loadContent(iFrame, contentLocation)
{
	document.getElementById(iFrame).src = contentLocation;
}

function selectButton(buttonID)
{
	var elemente=getElementsByClassName("menue_entry");
	for(i=0;i<elemente.length;i++)
	{
//		elemente[i].style.backgroundColor="";
		elemente[i].style.color="";
//		elemente[i].className="menue_entry";
	}

	//document.getElementById(buttonID).className="menue_entry_selected";
//	document.getElementById(buttonID).style.backgroundColor="#ee4444";
//	document.getElementById(buttonID).style.backgroundColor="#ff8888";
	document.getElementById(buttonID).style.color="#ffcc00";
}