var Tooltip=Class.create();Tooltip.prototype={initialize:function(url,classname,target){this.target=target;$A($('panel').getElementsByClassName(classname)).each(function(tooltip){Event.observe(tooltip,'click',function(e){this.baloon(tooltip,e,url)}.bind(this))}.bind(this))},baloon:function(element,event,url){if($(this.target).getStyle('display')=='none'){new Ajax.Updater(this.target,url,{});$(this.target).setStyle({'left':(event.pageX+20)+'px','top':(event.pageY-10)+'px','display':'block'})}else{$(this.target).setStyle({'display':'none'})}}}