title: How to unbind keyup event?
body: <p>I have html code like this:</p>
  
  <pre><code>&lt;input type="text" name="search1" class="search" id="search_term" onkeyup="check_search(e,this.value,'searchkey');"&gt;
  </code></pre>
  
  <p>And i want to unbind this key event on the document ready.</p>