How to get profile by user name in asp.net

Get profile by user name
GetProfile.aspx

<%@ Page Language="C#" %>

<!DOCTYPE html>

<script runat="server">
    protected void Page_Load(object sender, System.EventArgs e)
    { 
        if(!this.IsPostBack)
        {
            Profile.FavoriteProduct = "ColdFusion";
            Profile.Save();
        }
    }
    protected void Button1_Click(object sender, System.EventArgs e) {
        ProfileCommon userProfile = Profile.GetProfile(TextBox1.Text.ToString());
        Label1.Text = "<br />User's Favorite Product: " + userProfile.FavoriteProduct;
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title>How to get profile in asp.net (Profile.GetProfile)</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h2 style="color:Navy">asp.net Profile example: Profile.GetProfile()</h2>
        <asp:Label 
             ID="Label1" 
             runat="server" 
             Font-Size="Medium" 
             Font-Bold="true"
             ForeColor="SeaGreen"
             >
        </asp:Label>
        <br /><br />
        <asp:Label 
             ID="Label2" 
             runat="server" 
             Font-Bold="true"
             ForeColor="HotPink"
             Text="User Name"
             >
        </asp:Label>
        <asp:TextBox 
             ID="TextBox1" 
             runat="server" 
             BackColor="HotPink" 
             ForeColor="AliceBlue"
             >
        </asp:TextBox>
        <br /><br />
        <asp:Button 
             ID="Button1" 
             runat="server" 
             Font-Bold="true" 
             ForeColor="DodgerBlue"
             Text="Get Profile"
             OnClick="Button1_Click"
             />
    </div>
    </form>
</body>
</html>
web.config [Modified Parts]

<authentication mode="Windows" />
<profile>
  <properties>
      <add name="FavoriteProduct"/>
  </properties>
</profile>
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