function resize_boxes()
{
		if(document.getElementById("content_box") && document.getElementById("nav_wrapper"))
		{		
		var nav_wrapper = document.getElementById("nav_wrapper");
		var content_box = document.getElementById("content_box");
		var box_height = nav_wrapper.offsetHeight - 232;
		
		content_box.style.height = box_height + "px";
		}
		
		
		if(document.getElementById("news_scroller") && document.getElementById("footer_content") && document.getElementById("scroll_overlayer"))
		{
				var news_div_width = Number(document.getElementById("news_scroller").style.width.substr(0,document.getElementById("news_scroller").style.width.length-2));
				var news_div_height = Number(document.getElementById("news_scroller").style.height.substr(0,document.getElementById("news_scroller").style.height.length-2));
				
				var news_div_left = Number(findPos(document.getElementById("news_scroller"),"left"));
				var news_div_top = Number(findPos(document.getElementById("footer_content"),"top")) + 16;
				
				var new_layer_pos_left = news_div_left + news_div_width - 18;
				
				document.getElementById("scroll_overlayer").style.background = "url(./fileadmin/Images/scroll_layer.gif)";
				document.getElementById("scroll_overlayer").style.width = "25px";
				document.getElementById("scroll_overlayer").style.height = "189px";
				document.getElementById("scroll_overlayer").style.position = "absolute";
				document.getElementById("scroll_overlayer").style.textAlign = "right";
				document.getElementById("scroll_overlayer").style.left = new_layer_pos_left + "px";
				if(window.opera) document.getElementById("scroll_overlayer").style.top = Number(news_div_top) - 10 + "px";
				else document.getElementById("scroll_overlayer").style.top = news_div_top+"px";
				document.getElementById("scroll_overlayer").innerHTML = "<br><br><br><a onmouseout='scroll_up(\"stop\")' onmouseover='scroll_up(document.getElementById(\"news_scroller\"))' href='#'><img src=\"./fileadmin/Images/scroll_up.gif\" border=\"0\"></a><br><br><br><br><br><br><br><br><br><br><br><br><a onmouseout='scroll_down(\"stop\")' onmouseover='scroll_down(document.getElementById(\"news_scroller\"))' href='#'><img src=\"./fileadmin/Images/scroll_down.gif\" border=\"0\"></a>";
				
				document.getElementById("scroll_overlayer_bottom").style.background = "url(./fileadmin/Images/scroll_layer_bottom.gif)";
				document.getElementById("scroll_overlayer_bottom").style.width = "370px";
				document.getElementById("scroll_overlayer_bottom").style.height = "27px";
				document.getElementById("scroll_overlayer_bottom").style.position = "absolute";
				document.getElementById("scroll_overlayer_bottom").style.left = news_div_left;
				
				var browser = navigator.userAgent.toLowerCase();
				var ganzzahl = parseInt(navigator.appVersion);
				var explorer = ((browser.indexOf("msie") != -1) && (browser.indexOf("opera") == -1));
				
				if(browser.indexOf("msie 6.0") != -1) document.getElementById("news_scroller").style.height = news_div_height + 5 + "px";
				
				if(window.opera) document.getElementById("scroll_overlayer_bottom").style.top = Number(news_div_top) + 152 + "px";
				else document.getElementById("scroll_overlayer_bottom").style.top = Number(news_div_top) + 162 + "px";
		}
}

function findPos(obj,pos) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	
	if(pos == "left")
	return [curleft];
	else if(pos == "top")
	return [curtop];
}

var scrolling = false;

function scroll_down(obj) {
		if(obj != "stop")
		{
			if(scrolling != false) scrolling = false;
			obj.scrollTop = obj.scrollTop + 10;
			scrolling = setTimeout("scroll_down(document.getElementById(\"news_scroller\"))",100);
		}
		else
		{
			if(scrolling != false) clearTimeout(scrolling);
		}
}

function scroll_up(obj) {
		if(obj != "stop" && obj.scrollTop != 0)
		{
			if(scrolling != false) scrolling = false;
			obj.scrollTop = obj.scrollTop - 10;
			scrolling = setTimeout("scroll_up(document.getElementById(\"news_scroller\"))",100);
		}
		else
		{
			if(scrolling != false) clearTimeout(scrolling);
		}
}