Drilldown Report Writer with Charting

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;

/// <summary>
/// Summary description for ReporterHelpers
/// </summary>
public class CustomHelpers
{
	public CustomHelpers()
	{
		//
		// TODO: Add constructor logic here
		//
	}

    // try to match a parameter name using cookie, session, form, querystring
    public static string GetParam(string Name)
    {
        if (System.Web.HttpContext.Current.Request.Cookies[Name] != null)
            return (System.Web.HttpContext.Current.Request.Cookies[Name].Value);
        if (System.Web.HttpContext.Current.Session[Name] != null)
            return (System.Web.HttpContext.Current.Session[Name].ToString());
        if (System.Web.HttpContext.Current.Request.Form[Name] != null)
            return (System.Web.HttpContext.Current.Request.Form[Name]);
        if (System.Web.HttpContext.Current.Request.QueryString[Name] != null)
            return (System.Web.HttpContext.Current.Request.QueryString[Name]);
        return (null);
    }

    public static void CanAccess(string SPName)
    {
        // use your own rules to determine if this user can access this SP, take appropriate action if not (like redirect to a different page)
        bool AccessAllowed = true;

        if (AccessAllowed == false)
        {
            DBSwitcher.Disconnect();
            System.Web.HttpContext.Current.Response.Redirect("AccessNtAllowed.aspx");
            System.Web.HttpContext.Current.Response.End();
        }
    }
}