var current = new Array();
var fading = new Array();

function showLinkImage(id,title) {
    if ((current[title] == null && fading[title] == null)||(id != current[title] && !fading[title])) {
        
        if((current[title] == null || current[title] == "")){
           if(id != ("f1"+title)){
               fading[title] = true;
               new Effect.Parallel([new Effect.Fade("f1"+title),new Effect.Appear(id)],
                   { duration: 0.5,
                   afterFinish: function(currentSetzen) { current[title] = id; fading[title] = false; }});
           }
        } else {
           fading[title] = true;
           new Effect.Parallel([new Effect.Fade(current[title]),new Effect.Appear(id)],
               { duration: 0.5,
               afterFinish: function(currentSetzen) { current[title] = id; fading[title] = false; }});
        }
    }
}