var browserName = navigator.appName;
		var browserVer = parseInt(navigator.appVersion);
		var version = "";
		var msie4 = (browserName == "Microsoft Internet Explorer" && browserVer >= 4);
		if ((browserName == "Netscape" && browserVer >= 3) || msie4 || browserName=="Konqueror" || browserName=="Opera") {version = "n3";} else {version = "n2";}
			// Blurring links:
		function blurLink(theObject)	{	//
			if (msie4)	{theObject.blur();}
		}
		
			// decrypt helper function
		function decryptCharcode(n,start,end,offset)	{
			n = n + offset;
			if (offset > 0 && n > end)	{
				n = start + (n - end - 1);
			} else if (offset < 0 && n < start)	{
				n = end - (start - n - 1);
			}
			return String.fromCharCode(n);
		}
			// decrypt string
		function decryptString(enc,offset)	{
			var dec = "";
			var len = enc.length;
			for(var i=0; i < len; i++)	{
				var n = enc.charCodeAt(i);
				if (n >= 0x2B && n <= 0x3A)	{
					dec += decryptCharcode(n,0x2B,0x3A,offset);	// 0-9 . , - + / :
				} else if (n >= 0x40 && n <= 0x5A)	{
					dec += decryptCharcode(n,0x40,0x5A,offset);	// A-Z @
				} else if (n >= 0x61 && n <= 0x7A)	{
					dec += decryptCharcode(n,0x61,0x7A,offset);	// a-z
				} else {
					dec += enc.charAt(i);
				}
			}
			return dec;
		}
			// decrypt spam-protected emails
		function linkTo_UnCryptMailto(s)	{
			location.href = decryptString(s,2);
		}
		

		function setInfo(input){
     for (var i = 0; i < seminare.length; i++){
       if(seminare[i] == input){
         document.getElementById(seminare[i]).style.display = "";
         document.getElementById(seminare[i]+'_preis').style.display = "";
       }
       else{
         document.getElementById(seminare[i]).style.display = "none";
         document.getElementById(seminare[i]+'_preis').style.display = "none";
       }
      
     }

    }
    var visibleSeminare;
    function loadDropDown(seminare){
      dropdown = document.getElementById('seminar');
      for (var i = 0; i < seminare.length; i++){
        NeuerEintrag = new Option(seminare[i], seminare[i], false, true);
        dropdown.options[i] = NeuerEintrag;
      }
      dropdown.options[0].selected = true;
    }
    
    function setSendButton(){
      isChecked = document.getElementById('agb').checked
      if(isChecked == true){
        document.getElementById('send').disabled = '';  
      }
      else{
        document.getElementById('send').disabled = 'disabled';
      }
    }