<asp:TextBox AutoCompleteType="disabled" />
http://msdn.microsoft.com/zh-cn/library/system.web.ui.webcontrols.textbox.autocompletetype.aspx
<asp:TextBox AutoCompleteType="disabled" />
http://msdn.microsoft.com/zh-cn/library/system.web.ui.webcontrols.textbox.autocompletetype.aspx