// simple validation form for contact page
// 12.12.2008 RK

function checkInput(formContent) {

	if (formContent.fname.value == "")
	{
		alert("Please enter your FIRST name.");
		formContent.fname.focus();
		return(false);
	}

	if (formContent.lname.value == "")
	{
		alert("Please enter your LAST name.");
		formContent.lname.focus();
		return(false);
	}

	if (formContent.country.value == "")
	{
		alert("Please select your country.");
		formContent.country.focus();
		return(false);
	}

	if (formContent.email.value == "")
	{
		alert("Please enter your Email address so we can contact via Email if necessary.");
		formContent.email.focus();
		return(false);
	}
	if (!emailFormat(document.contact.email))
	{
		alert("Your Email address does not appear to be the correct format. Please check your Email address and try again.");
		formContent.email.focus();
		return(false);
	}

	if (formContent.nature.value == "")
	{
		alert("Please select the nature of your enquiry.");
		formContent.nature.focus();
		return(false);
	}

	if (formContent.comments.value == "")
	{
		alert("Please enter your message.");
		formContent.comments.focus();
		return(false);
	}

}

function emailFormat(formInput)
{
	var aPosition, dotPosition, lastPosition;
	with (formInput)
	{
		aPosition = value.indexOf("@");
		dotPosition = value.lastIndexOf(".");
		lastPosition = value.length-1;
		if (aPosition < 1 || dotPosition - aPosition < 2 || lastPosition - dotPosition > 3 || lastPosition - dotPosition < 2)
		{
			return(false);
		}
		return(true);
	}
}