Mootools Masonry (edited) for transition effects

placeBrick : function(brick, setCount, setY, setSpan) {
        var shortCol = 0;

        for (var i = 0; i < setCount; i++) {
            if (setY[i] < setY[shortCol]) {
                shortCol = i;
            }
        }

        brick.setStyles({
            top : setY[shortCol],
            left : this.colW * shortCol + this.posLeft

        });
        //extra added for transition
                if(this.options.isanimated){
                    brick.addClass('cbmasonry-brick');
                }
...................................................................................................

masonryArrange : function() {
        // if masonry hasn't been called before
        if (!this.masoned) {
            this.element.setStyle('position', 'relative');
                        //this.element.setStyle('class', 'masonry');
            //extra added for transition effect
                        if(this.options.isanimated){
                            this.element.addClass('cbmasonry');
                        }
        }