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<asp:DataGrid ID="dgList" runat="server" AutoGenerateColumns="false">
<Columns>
<asp:BoundColumn HeaderText="Text" DataField="Text"></asp:BoundColumn>
<asp:BoundColumn HeaderText="Value" DataField="Value"></asp:BoundColumn>
<asp:BoundColumn HeaderText="Selected" DataField="Selected"></asp:BoundColumn>
<asp:BoundColumn HeaderText="Enabled" DataField="Enabled"></asp:BoundColumn>
<asp:TemplateColumn HeaderText="...">
<ItemTemplate>
<%#Eval("Value").ToString()+":"+Eval("Text").ToString() %></td></tr>
<tr>
<td colspan="5" style="height:50px;">
</ItemTemplate>
</asp:TemplateColumn>
</Columns>
</asp:DataGrid>
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List<ListItem> list = new List<ListItem>();
for (int i = 0; i < 23; i++)
{
ListItem li = new ListItem(i.ToString(), i.ToString());
list.Add(li);
}
dgList.DataSource = list;
dgList.DataBind(); 
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function Show(bt,index) {
var detail = document.getElementById("tr_" + index);
if (detail) {
if (detail.style.display == "none") {
detail.style.display = "block";
bt.value = "-";
}


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