title: How to run a javascript function during a mouseover on a div
body: <p>How can I get a Javascript function to run when the user mouses over a div tag?</p>
  
  <p>Here is my div tag:</p>
  
  <pre><code>&lt;div id="sub1 sub2 sub3"&gt;some text&lt;/div&gt;
  </code></pre>