Use Session and Server.Transfer to create a wizard : Session class « Sessions « ASP.NET Tutorial

1. ASP.NET Tutorial
2. Sessions
3. Session class

<%@Page language="c#" runat="server" Debug="true" %>
<script runat="server">
protected void Page_Load(object o, EventArgs e) {
    if(IsPostBack) {
        Session["theName"] = (string)theName.Text;
        Server.Transfer("Default.aspx", false);
    }
}
</script>

<form runat="server">
    Name: <asp:textbox id="theName" runat="server" />
    <asp:button type="submit" id="submitStep1" runat="server" Text="Go"/>
</form>

File: Default.aspx


<%@Page language="c#" runat="server" %>
<script runat="server">
protected void Page_Load(object o, EventArgs e) {
    if(IsPostBack) {
    Session["theHobby"] = theHobby.Text;
    Server.Transfer("NextPage.aspx");
    }
}
</script>

<form runat="server">
    Hobby: <asp:textbox id="theHobby" runat="server"/>
    <asp:button type="submit" id="submitStep2" runat="server" Text="Go"/>
</form>

File: NextPage.aspx

<%@Page language="c#" runat="server" %>
<script runat="server">
protected void Page_Load(object o, EventArgs e) {
    theFinalName.Text = (string)Session["theName"];
    theFinalHobby.Text = (string)Session["theHobby"];   
}

</script>

<form runat="server">
Done!<br />
    Name: <asp:label id="theFinalName" runat="server" /><br/>
    Hobby: <asp:label id="theFinalHobby" runat="server" /><br/>
</form>