var lw = Math.floor(
((this.listWidth || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')) / 3
- );;
+ );
+
+ this.list.setWidth(lw); // default to '1'
var il = this.innerLists[i] = this.list.createChild({cls:cls+'-inner'});
//il.on('mouseover', this.onViewOver, this, { list: i });