var RollIt = {
    timeout : null,
    showPopup : function(el){
        var elem = $(el);
        clearTimeout(elem.timeout);
        if(elem.style.display == 'none'){
            elem.timeout = setTimeout(function(){new Effect.Appear(elem, {duration:0.5})},100);
        }
    },
    hidePopup : function(el){
    	var elem = $(el);
        if(elem.style.display == 'none'){
            clearTimeout(elem.timeout);
        }else{
            elem.timeout = setTimeout(function(){new Effect.Fade(elem, {duration:0.5})},100);
        }
    }    
}