Asp Control ASP.Net

<%@ Page Language="C#" %>

    protected void btnSearch_Click(object sender, EventArgs e)
    {
        lblResult.Text = "Search for: " + txtSearch.Text;
    }



    Button Default Button


    
    

    
            id="lblSearch"
        Text="Search:"
        AssociatedControlID="txtSearch"
        Runat="server" />
            id="txtSearch"
        Runat="server" />
            id="btnSearch"
        Text="Search"
        OnClick="btnSearch_Click"
        Runat="server" />
            id="btnCancel"
        Text="Cancel"
        Runat="server" />    
    
    
    
            id="lblResult"
        Runat="server" />