function HistoryManager()
{this.Hash;this.URL;this.QueryString;this.start=function(){if(window.dhtmlHistory.isSupported){if(!HistoryManager.m_initialized){HistoryManager.m_initialized=true;window.dhtmlHistory.initialize();window.dhtmlHistory.addListener(HistoryManager.listenerFn);}
if(!this.IsPostBack){HistoryManager.AddListener(this);if(document.location.hash!=""){var that=this;gx.evt.on_ready(this,function(){that.urlListener();});}}}
this.UpdateProperties();};this.destroy=function(){HistoryManager.RemoveListener(this);};this.urlListener=function(){if(this.URLChanged){this.UpdateProperties();this.URLChanged()}};this.getId=function(){return(this.ParentObject?this.ParentObject.CmpContext||""+"-"+this.ParentObject.ServerClass||"":"")+"-"+this.ControlName;}
this.AddHistoryPoint=function(pointId,fireUrlChangedEvent){if(fireUrlChangedEvent===true){HistoryManager.AddHistoryPoint(pointId,false);}
HistoryManager.AddHistoryPoint(pointId,true);};this.UpdateProperties=function(){this.Hash=(document.location.hash.length>0)?document.location.hash.substr(1):"";this.URL=document.location.href;this.QueryString=(document.location.search.length>0)?document.location.search.substr(1):"";};}
HistoryManager.listeners={};HistoryManager.listenerFn=function(){for(var listener in HistoryManager.listeners){var fn=HistoryManager.listeners[listener];if(fn){fn();}}}
HistoryManager.AddListener=function(inst){HistoryManager.listeners[inst.getId()]=function(){inst.urlListener();};};HistoryManager.RemoveListener=function(inst){delete HistoryManager.listeners[inst.getId()];};HistoryManager.AddHistoryPoint=function(anchor,avoidURLChangedEvent){if(window.dhtmlHistory.isSupported){if(avoidURLChangedEvent)
window.dhtmlHistory.add(anchor);else{if(window.dhtmlHistory.isIE){window.dhtmlHistory.ignoreLocationChange=true;}
document.location.hash="#"+anchor;}
return false;}
else
return true;};