function submitForm()
{
	var f = document.forms[0];

	if (trim(f.FirstName.value) == "")
	{
		alert("Please enter your first name.");
		f.FirstName.focus();
		return false;
	}

	if (trim(f.LastName.value) == "")
	{
		alert("Please enter your last name.");
		f.LastName.focus();
		return false;
	}

	if (trim(f.Phone.value) == "")
	{
		alert("Please enter your phone.");
		f.Phone.focus();
		return false;
	}	

	if (!isEmail(f.Email.value))
	{
		alert("Please enter a valid email address.");
		f.Email.focus();
		return false;
	}
	
	if (!f.WebsiteDevelopment.checked &&
		!f.SmallBusinessSolutions.checked &&
		!f.EnterpriseSolutions.checked &&
		!f.NonProfitSolutions.checked &&
		!f.InnovativeMentoringSoftware.checked &&
		trim(f.Comments.value) == "")
	{
		alert("Please select at least one item for us to contact you about or enter comments.");
		return false;
	}
	
	f.submit();
}