function validateFeedback(theForm){

		if(!isName(theForm.name.value)){
			alert("Please enter your name.");
			theForm.name.focus();
			return false;
		}
		
		if(!isAddressValid("feedback")){
			alert("Please enter your address.");
			return false;
		}

		if(!isEmail(theForm.email.value)){
			alert("Please enter your email address.");
			theForm.email.value;
			return false;
		}
		
		if(theForm.furtherinfo.value == "" || theForm.furtherinfo.value.match("^(\r\n)+$") ||
			theForm.furtherinfo.value.match("^([ ]|(\r\n))+$")){
			alert("Please enter your feedback.");
			theForm.furtherinfo.focus();
			return false;
		}

		return true;
	}