var EventM=new Class({initialize:function(a){this.eid=a},quickAttendance:function(){if(!$("quickAttendance")){return}var a=$("quickAttendance").getFirst("button");a.setStyle("cursor","pointer");a.addEvent("click",function(){new Ajax({url:"/Event/"+this.eid+"?attend=1&quick=1",post:"attend=yes"});var b=new Fx.Tween(a,{duration:"long"});b.start("opacity",0);b.addEvent("complete",function(){$("quickAttendance").setStyle("display","none")})}.bind(this))}});