// JavaScript Document
function form_validator(theForm){
	
	if(theForm.txtName.value == ""){
		alert("Please enter a value for the field labeled \"Your Name\".");
    	theForm.txtName.focus();
    	return false;
  	}
	
  	else if(theForm.txtEmail.value == ""){
    	alert("Please enter a value for the field labeled \"Your E-mail\".");
    	theForm.txtEmail.focus();
    	return false;
  	}
  	
	else if(theForm.txtComment.value == "") {
		alert("Please enter a value for the field labeled \"Your Comment\".");
		theForm.txtComment.focus();
		return false;
	}
	
	else if((!theForm.chkSpringHill.checked) && (!theForm.chkOldsmar.checked)) {
		alert("Please select a location, either Oldsmar or Spring Hill.");
		theForm.chkOldsmar.focus();
		return false;
	}
	
	else {
		return true;
	}
}

function handleEnter (field, event) {
	
	var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
	
	if (keyCode == 13) {
		var i;
		for (i = 0; i < field.form.elements.length; i++)
			if (field == field.form.elements[i])
				break;
		i = (i + 1) % field.form.elements.length;
		field.form.elements[i].focus();
		return false;
	} 
	else {
		return true;
	}
}