/*--  validation for the contact us form  --*/

function checkForm() {
		if (document.contactusform.subject.selectedIndex == 0)
		{alert("Please select a topic");
		 document.contactusform.subject.focus();
		return false;}

		else if (document.contactusform.email.value.length == 0)
			{alert("Please enter your email address");
			document.contactusform.email.focus();
		return false;}
		
		else if (document.contactusform.email.value != document.contactusform.email2.value)
			{alert("Please confirm email address");
			document.contactusform.email2.focus();
		return false;}
		
		else if (document.contactusform.firstname.value.length == 0)
		 {alert("Please enter your first name");
		 document.contactusform.firstname.focus();
		return false;}
		
		else if (document.contactusform.lastname.value.length == 0)
			{alert("Please enter your last name");
			document.contactusform.lastname.focus();
		return false;}
		
		else if (document.contactusform.comments.value == 0)
			{alert("Please include a detailed comment");
			document.contactusform.comments.focus();
		return false;}
		
  	else return true;
	}