Backward Compatibility Plug-in for jQuery 1.3

If you have been using jQuery 1.3 and now plan to upgrade to the latest version jQuery1.4, then take a look at the Backward Compatibility Plug-in for jQuery 1.3. This plug-in is for cases where you're having explicit problems upgrading from jQuery version 1.3 to 1.4

Here is a list of backwards compatibility concerns

To use this plug-in on pages which use jQuery 1.4 and have compatibility issues, use this code

<script src="http://code.jquery.com/jquery.js"></script>
<script src="http://code.jquery.com/jquery.compat-1.3.js"></script>

New to jQuery 1.4? Read more over here