AlphabitSelectionCnt ASP.NET

public partial class AlphabitSelectionCnt : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        List<string> alphabits = new List<string>();

        for (int i = 65; i < 91; i++) {
            alphabits.Add(char.ConvertFromUtf32(i));
        }
        lstOutput.Text = "";
        foreach (string s in alphabits) {
            string a = "<a href='?q="+ s +"'>"+ s +"</a>";
            lstOutput.Text += a + " ";
        }
        string all = " - <a href=''>All</a>";
        lstOutput.Text += all + " ";

    }
}