function showpopup($browser, $height){
	$width = 600;

	$width_half = $width/2;$mleft = 0 - $width_half.round() - 1;
	$height_half = $height/2;$mtop = 0 - $height_half.round() - 1;

	if($browser=="IEALT"){
		$top = document.documentElement.scrollTop;
		$top2 =$mtop+$top;
		document.getElementById("div_popup_hg").style.top=0;
		document.getElementById("div_popup_hg").style.height=document.body.offsetHeight+"px";
		document.getElementById("div_popup_content").style.top="50%";
		document.getElementById("div_popup_content").style.marginLeft=$mleft+"px";
		document.getElementById("div_popup_content").style.marginTop=$top2+"px";
		alleselectaus();
	} else {
		document.getElementById("div_popup_content").style.marginLeft=$mleft+"px";
		document.getElementById("div_popup_content").style.marginTop=$mtop+"px";
	}
	//document.getElementById("div_popup_content").style.height=$height+"px";
	document.getElementById("div_popup_content").style.width=$width+"px";
	document.getElementById("div_popup_hg").style.display = "block";
	document.getElementById("div_popup_content").style.display = "block";
}

function openpopup($page, $browser){
	document.getElementById("div_popup_content").innerHTML = "";
	prototype_divaustauschen_popup($page,'div_popup_content', $browser);
}

function closepopup($browser){document.getElementById("div_popup_hg").style.display = "none";document.getElementById("div_popup_content").style.display = "none";alleselectein();}
function alleselectaus(){$x = document.getElementsByTagName("select");$l = $x.length;for(var $i=0;$i<$l;$i++){$x[$i].style.display = "none";}}
function alleselectein(){$x = document.getElementsByTagName("select");$l = $x.length;for(var $i=0;$i<$l;$i++){$x[$i].style.display = "block";}}