problem with autocompleteExtender

See more:

C#

ASP.NET

Hi guys,

i have textbox where i want to add autocompeleteExtender.

for which i wrote webservice as guided.

my webservice code:

[System.Web.Services.WebMethod]
    [System.Web.Script.Services.ScriptMethod()]
    
    public List<string> GetCompletionList(string prefixText)
    {
        SqlParameter[] p = new SqlParameter[1];
        p[0] = new SqlParameter("@data", prefixText);
        DataTable dt = dl.GetDataWithParameters("Sp_GetPriceRef_ddl1", p);

        List<string> items = new List<string>();

        foreach(DataRow dr in dt.Rows)
        {
            string strName = dr["OldRef"].ToString();
            items.Add(strName);
        }
        return items;
    }

I have invoked the method of webservices, its working. but its got getting in the textbox.

asp.net

 <asp:TextBox ID="txtpRef" Width="100px" runat="server" ></asp:TextBox>
<ajaxToolkit:AutoCompleteExtender ID="AutoCompleteExtender1"  runat="server"
 CompletionInterval="1000" EnableCaching="true" CompletionSetCount="20" TargetControlID="txtpRef" MinimumPrefixLength="1" ServiceMethod="GetCompletionList" ServicePath="WebService.asmx" ShowOnlyCurrentWordInCompletionListItem="true" DelimiterCharacters=";, :">
</ajaxToolkit:AutoCompleteExtender>

but, i'm not getting this autocompelete.

Can any one plzzzz help me.


Thanks