selecting a value in repeater using link button

[weblion]

in code behind input the command

protected void Repeater1_ItemCommand(object source, RepeaterCommandEventArgs e)
        {
            switch (e.CommandName)
            {
                case "AUTHORIZE":
                    arun account = new arun();
                    account.suppid = e.CommandArgument.ToString();
                    break;
            }
        }

in html side for repeater

<asp:Repeater ID="Repeater1" runat="server" OnItemCommand="Repeater1_ItemCommand"
            OnItemDataBound="Repeater1_ItemDataBound" EnableViewState="false">
            <ItemTemplate>
                <div id="dvRowData" runat="server" class="itemRows">
                    <div id="dvStoreId" class="w30" style="display: none">
                        <%# Eval("suppid")%>
                    </div>
                    <div id="dvStoreName" class="w200s">
                        <a href="#" id="basic1" runat="server">
                            <%# Eval("suppname")%></a></div>
                    <div id="dvEnabled" class="w200s" style="display: none">
                        <%# Eval("arunr")%></div>
                    <div id="dvlink" class="w200s">
                        <asp:LinkButton Text="arun" runat="server" ID="link1" CommandName="AUTHORIZE" CommandArgument='<%# Eval("suppid")%>' />
                    </div>
                </div>
            </ItemTemplate>
        </asp:Repeater>