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	<pre xml:lang="php">echo 'test'.$param.'-param';</pre>

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	echo 'test'.$param.'-param';

In summary, and specify the information embedded in the language will be colored in that language.

<pre xml:lang="php"> 

In other words, the "php" to see a part of language (eg, XML, CSS, etc.) If you change the webmaster install appears to be colored.
Language that supports standard (parameters can be specified here),

css, diff, html4stric, ini, javascript, mysql, php, php-brief, sql, xml

.

Other languages (extended) if you want to, GeSHi allows various languages and to install a whole.
Approach is as follows.

1. GeSHi to download the whole package from the site.
   
2. What you downloaded, once you unpack in your local disk.
   
3. Unzip the file to upload.
   
   • Local Disk: geshi/geshi.php ----> upload to:/libraries/geshi/geshi.php to override
   • Local Disk: geshi/geshi/* ----> upload to: /libraries/geshi/geshi/. Overwrite all files and upload to

After the upload you can use immediately.
Specifying the language name, /libraries/geshi/geshi php is under the same file name. (. php name gone)

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	class ctect {
		public:
			ctect();
			virtual ~ctect();
		private:
			int do(int prm);
	}