This plugin adds a code button for WordPress CKEditor which helps to type or edit tag for Alex Gorbatchev's SyntaxHighlighter.
This plugin provides an additional code button for WordPress CKEditor so that you can use syntaxhighlighter with CKEditor.
If you opt not to install Auto SyntaxHighlighter plugin, then your code will simply be wrapped with pre tag.
Auto SyntaxHighlighter is not the only choice, there are plenty of plugins out there that integrate Alex Gorbatchev's SyntaxHighlighter into WordPress, choose as you like.
Note: If you encounter any problem after upgrading please clear your browser's cache.