摘要:Cache的應用
	//----------------------  設定  ---------------------------------------------------------------------
	    public static void SetCache(string _Key, object _Value, int _Minute)
	        {
	            HttpContext oContext = HttpContext.Current;
	            SetCache(oContext, _Key, _Value, _Minute);
	        }
	        public static void SetCache(HttpContext oContext, string _Key, object _Value, int _Minute)
	        {
	            oContext.Cache.Insert(_Key, _Value, null, DateTime.Now.AddMinutes(_Minute), TimeSpan.Zero);
	        }
	//----------------------- 取得   ---------------------------------------------------------
	        public static object GetCache(HttpContext oContext, string _Key)
	        {
	            return oContext.Cache.Get(_Key);
	        }
	        public static object GetCache( string _Key)
	        {
	            HttpContext oContext = HttpContext.Current;
	            return GetCache(oContext, _Key);
	        }
	//----------------------- 刪 除  -----------------------------------------------------
	        public static void RemoveCache(HttpContext oContext, string _Key)
	        {
	            oContext.Cache.Remove(_Key);
	        }
	        public static void RemoveCache( string _Key)
	        {
	            HttpContext oContext = HttpContext.Current;
	            RemoveCache(oContext,_Key);
	        }