function validFormSup(passForm)
{
	function mandCheck (formElement, errorText)
	{
		if(formElement.value == "")
		{
			alert(errorText);
			formElement.focus();
			return false;
		}
	}
	function isValidEmail (sText)
	{
		var reEmail = /^(?:\w+\.?)*\w+@(?:[-\w]+\.)+\w+$/;
		if (reEmail.test(sText) == false)
		{
			alert("Your e-mail address doesn't seem to be in a standard format.\nPlease double-check it and try again.");
			passForm.cemail.focus();
			return false;
		}
	}
	function dropDownCheck (formElement, errorText)
    {
        if (formElement.value == "")
        {
            alert("Please select the " + errorText + " from the drop-down list.");
            formElement.focus();
            return false;
        }
    }

	if (mandCheck(passForm.cname, "Please enter your name.") == false)
	{
		return false;
	}
	if (mandCheck(passForm.ctel, "Please enter a contact telephone number.") == false)
	{
		return false;
	}
	if ((mandCheck(passForm.cemail, "Please enter your e-mail address.") == false) || (isValidEmail(passForm.cemail.value) == false))
	{
			return false;
	}
	if (dropDownCheck(passForm.cottagename, "cottage you would like to enquire about") == false)
    {
        return false;
    }
	if (mandCheck(passForm.cdetail, "Please describe the nature of your enquiry.") == false)
	{
		return false;
	}
	return true;
}