//邦定事件
btnNavFirst.Click += new System.EventHandler(this.NavigationButtonClick);
btnNavPrevious.Click += new System.EventHandler(this.NavigationButtonClick);
btnNavNext.Click += new System.EventHandler(this.NavigationButtonClick);
btnNavLast.Click += new System.EventHandler(this.NavigationButtonClick);
btnNavGo.Click += new System.EventHandler(this.NavigationButtonClick);
_dg.DataBinding += new System.EventHandler(this.zxDataBinding);
}