function chkForm()
	{
		
if(document.formular.Name.value == "")
			{
				alert("Please enter your name.");
				document.formular.Name.focus();
				return false;
 	 		}
if(document.formular.Email.value == "")
			{
				alert("Please enter your email address.");
				document.formular.Email.focus();
				return false;
			}
if(document.formular.Email.value.indexOf('@') == -1 || document.formular.Email.value.indexOf('.') == -1)
			{
				alert("This is not a valid email address.");
				document.formular.Email.focus();
				return false;
			}
if(document.formular.Mitteilung.value == "")
			{
				alert("Please enter your message.");
				document.formular.Mitteilung.focus();
				return false;
 	 		}
}