function CloseButton(_1){
this.element=_1;
this.create();
}
CloseButton.prototype={create:function(){
var _2=this.element;
var _3=this;
_2.addEventListener("click",function(_4){
_3.closeWindow(_4);
},false);
},closeWindow:function(_5){
var _6=this.element;
var _7=this;
AddClass(_6.parentNode,"invisible");
}};
CloseButton.scriptSheetSelector=".btn-close";