function onPageLoad()
{
	if (BrowserDetect.browser == "Safari")	
	{
		//alert(document.cookies);
		document.getElementById("logo-top").style.top = "-10px";
		document.getElementById("menu").style.top = "40px";		
	}
}
function fixPNG(myImage,style)
{
}
function fixPNG_BG(divID,url)
{
}

function toggleText(obj,idd)
{
	if (obj.checked)
	{
		document.getElementById(idd).className = 'show';
	}
	else
	{
		document.getElementById(idd).className = 'hide';
	}
}

function checkAnswer(aid,ans,req)
{
	var frm = document.forms["quest"];
	if (document.getElementById('matrix'))
	{
		var ids = ans.split(",");
		var flag = false;
		for(var i=0;i<ids.length;i++)
		{
			var idd = ids[i];
			var el = frm["q"+aid+"_"+idd+"a"];
			if (!el)
			{
				el = frm["q"+aid+"_"+idd+"a[]"];
			}
			for (var j=0;el && j<el.length;j++)
			{
				flag = false;
				if (el[j].checked)
				{
					flag = true;
					break;		
				}
			}
			if (!flag)
			{
				alert('Sie müssen diese Frage beantworten!');
				return false;
			}
		}
		if (flag)	return true;
		alert('Sie müssen diese Frage beantworten!');
		return false;
	}
	if (frm["a"+aid])
	{
		if (frm["a"+aid].tagName)
		{
			if (frm["a"+aid].value == '' && req)
			{
				alert('Sie müssen diese Frage beantworten!');
				return false;
			}
		}
		else
		{
			var flag = false;
			for (var i =0;i<frm["a"+aid].length;i++)
			{
				if (frm["a"+aid][i].checked)
				{
					flag = true;
					var an = frm["a"+aid][i].value;
					if (frm["a"+an+"_value"] && frm["a"+an+"_value"].value == '')
					{
						flag = false;
					}
					break;
				}
			}
			if (!flag  && req)
			{
				alert('Sie müssen diese Frage beantworten!');
				return false;
			}
		}
	}
	else 
	if (ans)
	{
		var ids = ans.split(",");
		var valid = false;
		var tids = new Array();
		
		for(var i=0;i<ids.length;i++)
		{
			if (ids[i])
			{
				tids[i] = ids[i];
			}
		}
		ids = tids;
		
		if (ids.length == 1)
		{
			if (frm["a"+ids[0]+"_value"] && frm["a"+ids[0]+"_value"].value == '')
			{
				valid = false;
			}
			else
			{
				valid = true;
			}
		}
		else
		{
			for(var i=0;i<ids.length;i++)
			{
				if (ids[i] && frm["a"+ids[i]])
				{
					if (frm["a"+ids[i]].checked)
					{
						if (frm["a"+ids[i]+"_value"] && frm["a"+ids[i]+"_value"].value == '')
						{
							valid = false;
						}
						else
						{
							valid = true;
						}
					}
				}
			}
		}
		if(!valid)
		{
			if (frm["a"+aid+"_value"])
			{
				if (frm["a"+aid+"_value"].value == '' && req)
				{
					alert('Sie müssen diese Frage beantworten!');
					return false;
				}
				return true;
			}
		}
		if (!valid && req)
		{
			alert('Sie müssen diese Frage beantworten!');
			return false;
		}
	}
	return true;
}


var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();