var currentLink;
var MainContainer;
var myEffect;
window.addEvent('domready', function() {
    /*
    MainContainer = document.getElementById("ArtPrimary");
    myEffect = new Fx.Tween(MainContainer);            
    
    if($('swapLink1')){
        preloadMainPic(FirstMainPic);
        currentLink = $('swapLink1');
    }
    if($('swapLink1')){$('swapLink1').addEvent('mouseover', function(e) {if(currentLink != this){myEffect.cancel();e.stop();SwapFeature(this);currentLink = this;}});}
    if($('swapLink2')){$('swapLink2').addEvent('mouseover', function(e) {if(currentLink != this){myEffect.cancel();e.stop();SwapFeature(this);currentLink = this;}});}
    if($('swapLink3')){$('swapLink3').addEvent('mouseover', function(e) {if(currentLink != this){myEffect.cancel();e.stop();SwapFeature(this);currentLink = this;}});}
    if($('swapLink4')){$('swapLink4').addEvent('mouseover', function(e) {if(currentLink != this){myEffect.cancel();e.stop();SwapFeature(this);currentLink = this;}});}
    */
});
function SwapFeature(source)
{
    var NewImage = source.firstChild.src.replace("thumb/",'');
    var NewSummary = source.firstChild.alt;
    var NewTitle = source.title;
    var NewLink = source.href;
    
    if($('mainPicture').src == NewImage){return;}
        var mainPicPreloader = new Image();
        if(!source.isLoaded){
            source.isLoaded = true;
            $('Loading').style.display = '';
        }
        mainPicPreloader.onload=function(){
            $('Loading').style.display = 'none';
            myEffect.start('opacity',0).chain(function(){MainContainer.innerHTML = "<a href='" + NewLink + "'><img id='mainPicture' src='" + NewImage + "' /></a><div><h1><a href='" + NewLink + "'>" + NewTitle + "</a></h1><p><a href='" + NewLink + "'>" + NewSummary + "</a></p></div>";MainContainer.fade(1);});
        }
        mainPicPreloader.src = NewImage;        
}
function preloadMainPic(src){
    var mainPicPreloader = new Image();
    $('Loading').style.display = '';
    mainPicPreloader.onload = function(){$('Loading').style.display = 'none';$('mainPicture').src = src;}
    mainPicPreloader.src = src;
}