// JavaScript Document

/*
 * (c) Copyright 2008 Hen's Teeth Network. All rights reserved. www.hens-teeth.net
 */

function getItemsInCart(oID, numItems)
{
	var o = document.getElementById(oID);
	var iItems = parseInt(numItems);
	if (1 == iItems) 
	{
		o.innerHTML = iItems + " item";
	}
	else
	{
		o.innerHTML = iItems + " items";
	}
} // getItemsInCart

function getCCSYearOptions(sID, iN)
{
	var o = document.getElementById(sID);
	var oDate = new Date();
	var iYear = oDate.getFullYear();
	
	var sOptions = "<option value='00'>Year</option>";
	for (var i=iYear; i<=(iYear+10); i++)
	{
		sOptions += "<option value='" + i.toString.substr(2) + "'>" + i + "</option>";
	}
	
	o.innerHTML = sOptions;
}

// force search to AND terms
function search_concatenate(o)
{
	var s = o.keywords.value.toLowerCase();
	if (-1 == s.indexOf(' and '))
	{
		var aKeywords = s.split(" ");
		o.keywords.value = aKeywords.join(" and ");
	}
	

	return true;
}

/**
 * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    return false
		 }

		 if (str.indexOf(" ")!=-1){
		    return false
		 }

 		 return true
	}

// Prevent empty mailing list requests
function require_email(o)
{
	if (! echeck(o.join_email_list.value))
	{
		alert("Please provide a valid email address.");
		return false;
	}
	
	return true;
}