function CheckLen(Target)
{
	var maxlength = "500"; //die maximale Zeichenlänge
	StrLen=Target.value.length;
	
	if (StrLen==1&&Target.value.substring(0,1)==" ")
	{
		Target.value="";
		StrLen=0;
	}
	if (StrLen>maxlength )
	{
		Target.value=Target.value.substring(0,maxlength);
		CharsLeft=0;
	} else
	{
		CharsLeft=maxlength-StrLen;
	}

	document.myData.Anzahl.value=CharsLeft;
}

function CheckLenCustom (Target, maxlength)
{
	StrLen=Target.value.length;
	
	if (StrLen==1&&Target.value.substring(0,1)==" ")
	{
		Target.value="";
		StrLen=0;
	}
	if (StrLen>maxlength )
	{
		Target.value=Target.value.substring(0,maxlength);
		CharsLeft=0;
	} else
	{
		CharsLeft=maxlength-StrLen;
	}

	document.myData.Anzahl.value=CharsLeft;
}