private void CloseAll()
       {
           
        //---now find all the instances of IE that are running. You can use this for any program!
        Process[] theProcesses = System.Diagnostics.Process.GetProcessesByName("Iexplore");

        //'---cycle through them and find the one where my search string shows up in the IE title bar
        //'---I am using the IndexOf function. It searches a string within a string and returns an
        //'   integer which indicates the first position in the string being searched where it found a match
        //'If the value is >= 0 then it found it (zero based).

        foreach (Process currentProcess in theProcesses)
            {

                int position = currentProcess.MainWindowTitle.IndexOf(this.SearchString);
                if (position >= 0 )
                    currentProcess.Kill();
                   
            }
            Application.Exit();
    
        }