asp.net - Problems with input type password in html -

i have section in asp website (after logging in), user accounts can added. problem user inputs of type password , email user's email address , password fields. reason, auto populates these fields based on values memorized login page. following image presents scenario. suggestions?

<tr>     <td>email </td>     <td><asp:textbox id="txtemailtoadd" runat="server" width="200px" autocomplete="off"></asp:textbox></td>     <td></td> </tr> <tr>     <td>department </td>     <td>          <asp:dropdownlist id="cbodepttoadd" runat="server" width="200px">         </asp:dropdownlist>     </td>     <td></td> </tr> <tr>     <td>position </td>     <td>          <asp:dropdownlist id="cbopostoadd" runat="server" width="200px">         </asp:dropdownlist>     </td>     <td></td> </tr> <tr>     <td>password </td>     <td><asp:textbox id="txtpasswordtoadd" runat="server" width="200px" textmode="password" autocomplete="off"></asp:textbox></td>     <td></td> </tr> <tr>     <td>confirm password </td>     <td><asp:textbox id="txtpasswordconfirmtoadd" runat="server"    width="200px" textmode="password" autocomplete="off"></asp:textbox></td>     <td><asp:button id="btnadduser" runat="server" text="add user"              width="170px" onclientclick="return validateadd();"              onclick="btnadduser_click" /></td> </tr> 

you want autocompletetype="disabled" asp.net textbox control.

<asp:textbox id="txtemailtoadd" runat="server" autocompletetype="disabled"> </asp:textbox> 

it render

<input name="txtemailtoadd" type="text" autocomplete="off" id="txtemailtoadd" /> 

here more information autocompletetype property.