currency in gridview

Question

I need to change my format of numbers in gridview to currency format. i have written the html codes as 

 

<asp:TemplateField HeaderText="Dec" SortExpression="December">

<ItemTemplate>

<asp:Label ID="Label12" runat="server"

Text='<%# Bind("Dec", "{0:#,0}") %>'></asp:Label>

</ItemTemplate>

<EditItemTemplate>

<asp:Label ID="Label12" runat="server"

Text='<%# Eval("Dec", "{0:#,0}") %>'></asp:Label>

</EditItemTemplate>

<HeaderStyle CssClass="headergrid11" />

</asp:TemplateField>

 

please help to resolve this.