/**
* Take a string representation of a date in the format 2007-04-03 and return
* a javascript Date object for the represented date.
*/
function getDateObjectForString(dateString)
{
	var parts = dateString.split('-');

	// Note: the "parts[1] - 1" below because Date() expects months to
	// be zero-indexed.
	return new Date(parts[0], parts[1] - 1, parts[2]);
}

function updateTotalPoints()
{
	$(".totalPoints").load("/json/getChildHeroTotalPoints.php");
}

// This function is used if we're on a page for which the calendar serves no purpose
// and is present purely as eye candy. For Track your Points and Extra Credit, this
// function is redefined usefully in an in-page script tag.
function calendarChanged()
{
}

function initializeCalendar()
{
	// If there's a calendarContainer on this page (i.e. an internal, post-login page)
	if ($("#calendarContainer")[0])
	{
		calendar = new YAHOO.widget.Calendar("calendar","calendarContainer");
		calendar.cfg.setProperty("maxdate", new Date());
		calendar.render(); 
		calendar.selectEvent.subscribe(calendarChanged, calendar, true);
	}
}

function popUpWindow (webUrl, topPosition, leftPosition, windowWidth, windowHeight, showScroll) 
{
	
	window.open(webUrl,'popUp','top='+topPosition+',left='+leftPosition+',width='+windowWidth+',height='+windowHeight+',scrollbars='+showScroll+',resizable=yes');
};
/**
* This function is called by the nav.swf to login
*/
function login(login, password)
{
	document.loginForm.login.value = login;
	document.loginForm.password.value = password;
	document.loginForm.submit();
}
/*************************************************/
function getQueryStringVariable(name)
{
	var matches = window.location.href.match(/\?(.*)$/);
	if (!matches)
		return false;
	matches = matches.pop().split("&");
	for (var i=0; i < matches.length; i++)
	{
		var pair = matches[i].split("=");
		if (name == pair[0])
			return pair[1];
	}
}
/**
* Set a form's fields based on values from a JSON object.
* If the form has fields with names like child[firstName], child[gender] (often used when a single form edits
* many domain objects, then the third parameter can specify the array name.)
*
* @param DOMElement form the Form object
* @param Object	jsonObject the JSON object
* @fieldArrayName string the name of the "array" used in array-style notation.
*/
function setFormFields(form, jsonObject, fieldArrayName)
{
	var elements = form.elements;
	for(key in jsonObject)
	{
		if (fieldArrayName)
			fieldName = fieldArrayName + "[" + key + "]";
		else
			fieldName = key;
		var input = elements[fieldName];
		if (null != input)
			switch(input.type)
			{
				case "checkbox":
					if ("t" == jsonObject[key])
						input.checked = "true";
					break;
				default:
					// We must test jsonObject[key] to see if it's null; if it is,
					// Internet Explorer will output a literal string "null".
					if (jsonObject[key])
						input.value = jsonObject[key];
			}
	}
}

////////////////////////////////////////////////////////////////////////////////
//
// AutoRollover
// Copyright (C) 2004 Homeboyz Interactive, Inc.
// License: BSD
// $Id: autoRollover.js,v 1.5 2004/04/13 15:51:45 tduffey Exp $
//
////////////////////////////////////////////////////////////////////////////////
//
// Automatically turn images with class "autoRollover" into
// rollover images where the hover-state image is filename_hover.ext,
// e.g. if you have:
//
//	<img src="images/foo.gif" class="autoRollover" />
//
// then there must be an image called "images/foo_hover.gif"
//
// The script does not check if the hover image exists!
//
////////////////////////////////////////////////////////////////////////////////

function autoRollover()
{
	if (document.getElementById)
	{
		var searchRegex = /autoRollover/i;
		var images = document.getElementsByTagName("img");

		for (var i = 0; i < images.length; i++)
		{
			// If image has class "autoRollover"
			if (-1 != images[i].className.search(searchRegex))
			{
				var src = images[i].src;
				var lastDotPosition = src.lastIndexOf(".");
				var srcExt = src.substring(lastDotPosition, src.length);

				var hoverSrc = src.substring(0, lastDotPosition) + "_hover" + srcExt;

				images[i].hImg = new Image();
				images[i].hImg.src = hoverSrc;

				images[i].oImg = new Image();
				images[i].oImg.src = images[i].src;

				images[i].onmouseover = function()
				{
					this.src = this.hImg.src;
				}

				images[i].onmouseout = function()
				{
					this.src = this.oImg.src;
				}
			}
		}
	}
}

if (typeof window.addEventListener != "undefined")
	window.addEventListener("load", autoRollover, false);
else if (typeof document.addEventListener != "undefined")
	document.addEventListener("load", autoRollover, false);
else if (typeof window.attachEvent != "undefined")
	window.attachEvent("onload", autoRollover);
else
{
	if (typeof window.onload == "function")
	{
		window.currentOnload = window.onload;

		window.onload = function()
		{
			window.currentOnload();
			autoRollover();
		}
	}
	else
		window.onload = autoRollover;
}