/* JavaScript Document for 'events' pages & for 'browseStep1' */

var eventsPage = (window.location.href.indexOf('/rsvp')!=-1);
var browseStep1 = (window.location.href.indexOf('browseStep1.jsp')!=-1);
var swappedSrc = "";

function addMapHandlers()
{
    var areaMap = (eventsPage) ? document.getElementById('eventsMap') : document.getElementById('australia-map');
    if (areaMap)
    {
        var areaTags = areaMap.getElementsByTagName('area');
        for (i=0; i<areaTags.length; i++)
        {
            var areaTag = areaTags[i];
            areaTag.onmouseover=mapImgSwap;
            areaTag.onmouseout=mapImgRestore;
        }
    }
}

function mapImgSwap()
{
    var forArea = this.title;
    var mapImg = (eventsPage) ? document.getElementById('eventsMapImg') : document.getElementById('australia-map-img');
    if (mapImg)
    {
        swappedSrc = mapImg.src;
        mapImg.src = "/images/events/map/" + forArea.toLowerCase() + ".gif";
    }
}

function mapImgRestore()
{
    var mapImg = (eventsPage) ? document.getElementById('eventsMapImg') : document.getElementById('australia-map-img');
    if (mapImg && swappedSrc != "")
    {
        mapImg.src = swappedSrc;
    }
}

/* on load, call the following function: */
if (dhtmlBrowser)
{
    if (eventsPage||browseStep1)
    {
        addEvent(window, 'load', addMapHandlers);
    }
}