//Copyright 1997-2010 Accretive Technology Group, Inc. All rights reserved.
Scheduler=function(){this.nTimeoutId=null;};Scheduler.prototype.setTimeout=function(f,t){if(this.nTimeoutId)window.clearTimeout(this.nTimeoutId);this.nTimeoutId=window.setTimeout(f,t);};Scheduler.prototype.clearTimeout=function(){if(this.nTimeoutId){window.clearTimeout(this.nTimeoutId);this.nTimeoutId=null;}};