function validateForm()
{
	trimFields();
	if(obj.full_name.value == "")
	{
		alert("Please enter your Name.");
		obj.full_name.focus();
		return;
	}
	if(obj.phone.value == "")
	{
		alert("Please enter your Phone Number.");
		obj.phone.focus();
		return;
	}
	if(obj.email.value == "")
	{
		alert("Please enter your Email Address.");
		obj.email.focus();
		return;
	}
	if(!chkEmail(obj.email.value))
	{
		alert("The Email Address appears to be invalid!\nPlease review and correct it.");
		obj.email.focus();
		obj.email.select();
		return;
	}
	if(obj.captcha.value == "")
	{
		alert("Please enter the Security Number on the left column.");
		obj.captcha.focus();
		return false;
	}
	//all fine?
	obj.action = "contact_us.html";
	obj.submit();
}