// JavaScript Document
function populate_value()
{
	var frm_object = document.frm_delivery_billing;
	if(frm_object.invoice_and_delivery.checked)
	{
		frm_object.delivery_forename.value = frm_object.forename.value;
		frm_object.delivery_surname.value = frm_object.surname.value;
		frm_object.delivery_institution.value = frm_object.institution.value;
		frm_object.delivery_address1.value = frm_object.address1.value;
		frm_object.delivery_address2.value = frm_object.address2.value;
		frm_object.delivery_towncity.value = frm_object.towncity.value;
		frm_object.delivery_county.value = frm_object.county.value;
		frm_object.delivery_postcode.value = frm_object.postcode.value;
		frm_object.delivery_telephone_std_code.value = frm_object.telephone_std_code.value;
		frm_object.delivery_telephone_number.value = frm_object.telephone_number.value;
		layname = eval('document.all["deliveryaddress"].style');
		layname.display = "none";	
	}
	else
	{
		frm_object.delivery_forename.value = "";
		frm_object.delivery_surname.value = "";
		frm_object.delivery_institution.value = "";
		frm_object.delivery_address1.value = "";
		frm_object.delivery_address2.value = "";
		frm_object.delivery_towncity.value = "";
		frm_object.delivery_county.value = "";
		frm_object.delivery_postcode.value = "";
		frm_object.delivery_telephone_std_code.value = "";
		frm_object.delivery_telephone_number.value = "";
		layname = eval('document.all["deliveryaddress"].style');
		layname.display = "inline";
	}
}
// function to validate form goes here 

function validate_form()
{
	var frm_object  = document.frm_delivery_billing;
	if(frm_object.forename.value=="")
	{
		alert("Please enter your forename for invoice.");
		frm_object.forename.focus();
		return false
	}
	if(frm_object.surname.value=="")
	{
		alert("Please enter your surname for invoice.");
		frm_object.surname.focus();
		return false;
	}
	//if(frm_object.institution.value=="")
	//{
	//	alert("Please enter your establishment for invoice.")
	//	frm_object.institution.focus();
	//	return false;
	//}
	if(frm_object.address1.value==""||frm_object.address1.value.length<6)
	{
		alert("Please enter your address for invoice.");
		frm_object.address1.focus();
		return false;
	}
	if(frm_object.towncity.value=="")
	{
		alert("Please enter your town / city for invoice.");
		frm_object.towncity.focus();
		return false;
	}
	/*if(frm_object.county.value=="")
	{
		alert("Please enter your county for invoice.");
		frm_object.county.focus();
		return false;
	}*/
	if(frm_object.postcode.value=="")
	{
		alert("Please enter your postcode for invoice.");
		frm_object.postcode.focus();
		return false;
	}
	if(frm_object.telephone_std_code.value=="")
	{
		alert("Please enter your phone code for invoice");
		frm_object.telephone_std_code.focus();
		return false;
	}
	if(frm_object.telephone_number.value=="")
	{
		alert("Please enter your phone number for invoice");
		frm_object.telephone_number.focus();
		return false;
	}
	
	
	if(frm_object.delivery_forename.value=="")
	{
		alert("Please enter your forename for delivery.");
		frm_object.delivery_forename.focus();
		return false
	}
	if(frm_object.delivery_surname.value=="")
	{
		alert("Please enter your surname for delivery.");
		frm_object.delivery_surname.focus();
		return false;
	}
	//if(frm_object.delivery_institution.value=="")
	//{
	//	alert("Please enter your establishment for delivery.")
	//	frm_object.delivery_institution.focus();
	//	return false;
	//}
	if(frm_object.delivery_address1.value==""||frm_object.delivery_address1.value.length<6)
	{
		alert("Please enter your address for delivery.");
		frm_object.delivery_address1.focus();
		return false;
	}
	if(frm_object.delivery_towncity.value=="")
	{
		alert("Please enter your town / city for delivery.");
		frm_object.delivery_towncity.focus();
		return false;
	}
	/*if(frm_object.delivery_county.value=="")
	{
		alert("Please enter your county for delivery.");
		frm_object.delivery_county.focus();
		return false;
	}*/
	if(frm_object.delivery_postcode.value=="")
	{
		alert("Please enter your postcode for delivery.");
		frm_object.delivery_postcode.focus();
		return false;
	}
	if(frm_object.delivery_telephone_std_code.value=="")
	{
		alert("Please enter your phone code for delivery");
		frm_object.delivery_telephone_std_code.focus();
		return false;
	}
	if(frm_object.delivery_telephone_number.value=="")
	{
		alert("Please enter your phone number for delivery");
		frm_object.delivery_telephone_number.focus();
		return false;
	}
	return true;
}
//function to check numeric value
function check_numeric(ev)
{

	if((ev.keyCode>=48)&&(ev.keyCode<=57))
	{
		return true;
	}
	else
	{
		return false;
	}
}