How validate content of Input box with jquery or javascript
<p>How can i validate content of a input box? that when a user for example write in that inbox     <code>http://www.example.com</code> input box turn it into     <code>www.example.com</code> .in other words its valide frist http and if its exist remove it automatically and insert the correct and show the correct in that input-box ?</p>
