function checkContactForm(thisForm)
{
	if (thisForm.client_name.value == "")
	{
		alert ("Please enter your name");
		thisForm.client_name.focus();
		
		return false;
	}
	
	if (thisForm.email.value == "" || isEmail(thisForm.email.value) == false)
	{
		alert ("Please enter your email address");
		thisForm.email.focus();
		
		return false;
	}

	if (thisForm.enquiry.value == "")
	{
		alert ("Please enter your comments / enquiry.");
		thisForm.enquiry.focus();
		
		return false;
	}

	return true;
}