asp.net 不用GridView自带删除功能,删除一行数据

<asp:gridview id="gridlog" runat="server"
autogeneratecolumns="false" cellpadding="4" datakeynames="id"
bordercolor="#333" borderstyle="solid" borderwidth="1"
onrowdeleting="publicgridrowdeleting"
gridlines="none" width="98%" forecolor="#333333">
<footerstyle backcolor="#507cd1" forecolor="white" font-bold="true" />
<columns>
<asp:boundfield datafield="id" headertext="id" insertvisible="false"
readonly="true"
sortexpression="id" >
<itemstyle horizontalalign="center" width="20px" />
</asp:boundfield>
<asp:templatefield headertext="删除" showheader="false">
<itemstyle horizontalalign="center" width="40px" />
<itemtemplate>
<asp:linkbutton id="linkbutton1" runat="server"
causesvalidation="false" commandname="delete" onclientclick="return confirm('您确认删
除?');" text="删除"></asp:linkbutton>
</itemtemplate>
</asp:templatefield>
</columns>
<rowstyle backcolor="#eff3fb" />
<selectedrowstyle backcolor="#d1ddf1" font-bold="true" forecolor="#333333"
/>
<pagerstyle backcolor="#2461bf" forecolor="white" horizontalalign="center"
/>
<headerstyle backcolor="#5a799c" forecolor="white" height="22px" />
<alternatingrowstyle backcolor="white" />
<editrowstyle backcolor="#2461bf" />
<emptydatatemplate>
日志库暂时为空!
</emptydatatemplate>
</asp:gridview>

protected void publicgridrowdeleting(object sender, gridviewdeleteeventargs e)
{
string strid = gridlog.datakeys[e.rowindex].value.tostring();//strid就是该行的id
string strsql = "delete from table " +
" where id = " + strid;
//执行删除
clientscript.registerstartupscript(gettype(), "message", "<script
language='javascript'>alert('删除成功!');</script>");
gridbind();
}