function togglemap()
{
if($('site-map').style.display == 'none')
{
new Effect.BlindDown('site-map',{duration: 0.5});
}else{
new Effect.BlindUp('site-map',{duration: 0.2});
}
}

function loading(container, loader)
{
if($(loader).style.display == 'none')
{
new Effect.Appear($(loader));
new Effect.Appear($(container + '-inner'));
}else{
new Effect.Fade($(loader));
new Effect.Fade($(container + '-inner'));
}
}

function loadContent(direction)
{
if(direction == 'next')
{
new Effect.Fade($('preview',{duration: 1}));
}else{
new Effect.Appear($('preview'),{duration: 1});
}
}