i was searching for a way to display code in my blog if i needed to and i found this javascript syntax highlighter by Alex Gorbatchev that did the job really well !

just include the javascript files and css styles :

then enclose your content inside pre tags with a brush class attribute :

link

as i was already converting \n characters to html br tags they were also showing in the code output. i just had to edit shCore.js and change the value of stripBrs from false to true :

stripBrs : false,

to

stripBrs : true,