343e44f7_syntax_highlighter_for_blogger__SyntaxHighlighter
[PrettyPrint] No need to specify the language, It guesses automatically. The same file works for most of the languages. [SyntaxHighlighter] 
You need to specify the language otherwise it doesn't work and for every different language the different js file is required.
Errorbuster: Prettify: A syntax highlighter for blogger
SyntaxHighlighter