SharePoint Form LookUp as TextBox

<td width="400px" valign="top" class="ms-formbody"  data-row="ProcedureOrig">
    <asp:TextBox runat="server" id="ff13{$Pos}" Text="{substring-before(substring-after(@Procedure,'&amp;ID='),'&amp;')}" __designer:bind="{ddwrt:DataBind('u',concat('ff13',$Pos),'Text','TextChanged','ID',ddwrt:EscapeDelims(string(@ID)),'@Procedure')}"></asp:TextBox>
</td>