// Validate Email
function validate_email(field)
{
	with (field)
	{
		apos = value.indexOf("@");
		dotpos = value.lastIndexOf(".");
		if (apos <1 || dotpos - apos <2)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
}

// Validate Blank fields
function validate_blank(field)
{
	with (field)
	{
		if (value==null||value=="")
		{
			return false;
		}
		else 
		{
			return true;
		}
	}
}

// Alert Message
function validateForm(contactform)
{
	var alerttxt = new String("The following is required:\n");
	var found;
	with (contactform)
	{
		if (validate_email(email) == false)
		{
			alerttxt = alerttxt + "Enter a valid email address\n";
			found = false;
		}
		if (validate_blank(name) == false)
		{
			alerttxt = alerttxt + "Enter your full name\n";
			found = false;
		}
		if (validate_blank(enquiry) == false)
		{
			alerttxt = alerttxt + "Enter your message\n";
			found = false;
		}
	}	
	
	if (found == false)
	{
		alert(alerttxt);
		return false;
	}
	else
	{
		return true;

	}
}