if(YAHOO){YAHOO.util.Event.onMouseEnter=function(b,a,c,d){YAHOO.util.Event._mouseEnterLeave(b,a,c,d,"mouseover")};YAHOO.util.Event.onMouseLeave=function(b,a,c,d){YAHOO.util.Event._mouseEnterLeave(b,a,c,d,"mouseout")};YAHOO.util.Event._mouseEnterLeave=function(b,a,d,e,c){YAHOO.util.Event.on(b,c,function(g,f){if(g.relatedTarget!=this&&!YAHOO.util.Dom.isAncestor(this,g.relatedTarget)){if(!f.overrideContext){f.overrideContext=this}if(!f.obj){f.obj={}}if(f.overrideContext===true){f.fn.apply(f.obj,[g])}else{f.fn.apply(f.overrideContext,[g,f.obj])}}},{fn:a,obj:d,overrideContext:e})}};