title: how do i call a click event from a string
body: <p>Here is my problem.</p>
  
  <pre><code>    string btn = "btn7";
      //this is the problem.
      btnClone.click += this.controles[btn]_click ;
  </code></pre>
  
  <p>so i like to use a string to share the event to the other button and the string is a must.</p>
  
  <p>i hope that somebody can help me.</p>