function checkOS() {
  if(navigator.userAgent.indexOf('Linux') != -1)
    { var OpSys = "Linux"; }
  else if((navigator.userAgent.indexOf('Win') != -1) &&
  (navigator.userAgent.indexOf('95') != -1))
    { var OpSys = "Windows95"; }
  else if(navigator.userAgent.indexOf('Win') != -1)
    { var OpSys = "Windows3.1 or NT"; }
  else if(navigator.userAgent.indexOf('Mac') != -1)
    { var OpSys = "Macintosh"; }
  else { var OpSys = "other"; }
  return OpSys;
}

var OpSys = checkOS();
// convert all characters to lowercase to simplify testing 
var agt=navigator.userAgent.toLowerCase(); 
// *** BROWSER VERSION *** 
// note: on IE5, these return 4, so use is_ie5up to detect IE5. 
var is_major = parseInt(navigator.appVersion); 
var is_minor = parseFloat(navigator.appVersion); 
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) && (agt.indexOf('webtv')==-1)); 
var is_nav4 = (is_nav && (is_major == 4)); 
var is_nav4up = (is_nav && (is_major >= 4)); 
var is_navonly = (is_nav && ((agt.indexOf(";nav") != -1) || (agt.indexOf("; nav") != -1)) ); 
var is_nav5 = (is_nav && (is_major == 5)); 
var is_nav5up = (is_nav && (is_major >= 5)); 
var is_ie   = (agt.indexOf("msie") != -1); 
var is_ie3  = (is_ie && (is_major < 4)); 
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) ); 
var is_ie4up  = (is_ie  && (is_major >= 4)); 
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) ); 
var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4); 
var isIE4, isIE4PC, isNav4PC, isNav4, isNav3;
if (is_ie4 || is_ie4up || is_nav5 || is_nav5up) {
        isIE4 = true;
        if (OpSys != "Macintosh") {
                isIE4PC = true;
        } 
} else if (is_nav4) {
        isNav4 = true;
        if (OpSys != "Macintosh") {
                isNav4PC = true;
        } 
} else if  (is_nav) {
        isNav3 = true;  
}
//
var nTimerId;
var nAnimLoc = 0;
var strOrigSearch = "";
var strSearch = "";
var objSearch = null;

function BeginSearch()
{
	if(objSearch == null)
		return;

	if(objSearch.value.toLowerCase() == strOrigSearch.toLowerCase())
		objSearch.value = "";
}

function EndSearch()
{
	if(objSearch != null)
	{
		if(objSearch.value == "")
		{
			objSearch.value = strOrigSearch;
			strSearch = strOrigSearch;
		}
		else
			strSearch = objSearch.value;
	}
}
//
<!--
function onselectchange(auswahl) {
var newurl = "payment.cfm?payart=";
			    newurl += auswahl[auswahl.selectedIndex].text;
				location.href = newurl;
}
//-->
<!--
function openBrWindow(theURL,winName,features) { 
  window.open(theURL,winName,features);
	}

//-->

<!--
function doprint(theURL,winName,features) {
  window.open(theURL,winName,features);
}
//-->