按钮做界面跳转时，屏蔽输入框的验证可添加属性：  CausesValidation="FALSE"

 

<form runat="server"> < asp:Button id="button1" runat="server" CausesValidation="FALSE" Text="Cancel" /> < /form>

可参考知识点的连接

 

http://www.runoob.com/aspnet/prop-webcontrol-button-causesvalidation.html