title: Regex work in chrome and explorer but not in firefox
body: <p>I am using Jquery to validate my textbox. my particular regex condition is...</p>
  
  <pre><code>/^[A-Za-z.-\s]*$/.. that is alphabets, space, hyphen, and dots.
  </code></pre>
  
  <p>Issue is it work great and efficiently in Chrome and explorer but firefox gives error for this regex. I checked using firebug. Even it also not work for firefox.</p>
  
  <pre><code>Error: invalid range in character class
  </code></pre>