function browserInfo()
{
	var UserAgent = String(navigator.userAgent);
	var AppName = String(navigator.appName);
	var tempStr;
	var browserInfo = new Array("Agent","Vers");
	
	if(UserAgent.indexOf("Opera") > -1)
	{
		browserInfo[0] = "Opera";
		tempStr = UserAgent;
		browserInfo[1] = parseFloat(tempStr.substr( (UserAgent.indexOf("Opera")+6) ,4));
	}
	else
	{
		browserInfo[0] = AppName;
	}
	
	
	if(UserAgent.indexOf("MSIE") > -1)
	{
		tempStr = UserAgent;
		browserInfo[1] = parseFloat(tempStr.substr( (UserAgent.indexOf("MSIE")+5) ,4));
	}
	
	if(UserAgent.indexOf("Firefox") > -1)
	{
		browserInfo[0] = "Firefox";
		tempStr = UserAgent;
		browserInfo[1] = parseFloat(tempStr.substr( (UserAgent.indexOf("Firefox")+8) ,4));
	}
	
	if(UserAgent.indexOf("Netscape") > -1)
	{
		tempStr = UserAgent;
		browserInfo[1] = parseFloat(tempStr.substr( (UserAgent.indexOf("Netscape")+9) ,4));
	}
	return browserInfo;
}

var aufruf;
function siteIdent(site_loc)
{
	alert(site_loc);
	site_loc = site_loc.substr(0,  site_loc.length - location.search.length);
	var file_loc = ".." + site_loc.substr(site_loc.indexOf("Hp/")+2, site_loc.length);
	
	for (n=1;n<=top.TreeData.size;n++)
	{
		if (top.TreeData[n].url == file_loc)
		{
			var m_cat = top.TreeData[n].cat;
			var m_text = top.TreeData[n].text;
		}
	}
	parent.menuFrame.menublock.location.href = "../main/menublock.html?m_cat=" + m_cat + "&m_text=" + m_text;
	//aufruf = '../main/menublock.html?m_cat=' + m_cat + '&m_text=' + m_text';
	//alert(aufruf);
	//window.setTimeout("menuAufruf()",100);
	//window.setTimeout("parent.menuFrame.menublock.location.href = '../main/menublock.html?m_cat=' + m_cat + '&m_text=' + m_text;",100);

}

function check_empty(val)
{
  return (val.length > 0); // gibt false zurück wenn leer
}

function check_date(val)
{
	if (val == "" || val == "unbekannt")
		{ return true; }
	else
	{
		val = val.replace(/\//, ".");
		val = val.replace(/\//, ".");
		val = val.replace(/-/, ".");
		val = val.replace(/-/, ".");
		var djahr, dmonat, dtag;
		var datum = val.split(".");
		if (datum.length == 3)
		{
			if (datum[0].length == 4)
			{
				djahr = parseInt(datum[0],10);
				dtag = parseInt(datum[2],10);
			}
			else
			{
				djahr = parseInt(datum[2],10);
				dtag = parseInt(datum[0],10);
			}
			dmonat = parseInt(datum[1],10)-1;
			val = new Date(djahr, dmonat, dtag);
			if (val.getDate()==dtag && val.getMonth()==dmonat && val.getFullYear()==djahr)
			return true; else return false;

		}
		else
		{
			return false;
		}
	}
}

function check_url(val)
{
	if ( (val == ""))
    	{ return true; }
	if (val.indexOf('.') == -1)
		{ return false; }
 	return true;
}