event processor for onmouseover
var n = e.relatedTarget; while(n){ if(n == this.node){ break; } try{ n = n.parentNode; }catch(x){ n = null; } } if(!n){ this._changeState("Container", "Over"); this.onOverEvent(); } n = this._getChildByEvent(e); if(this.current == n){ return; } if(this.current){ this._removeItemClass(this.current, "Over"); } if(n){ this._addItemClass(n, "Over"); } this.current = n;