changed your-site.com to example.com doc-wide
diff --git a/system/application/config/config.php b/system/application/config/config.php
index 8143623..f8fd9c8 100644
--- a/system/application/config/config.php
+++ b/system/application/config/config.php
@@ -8,7 +8,7 @@
 | URL to your CodeIgniter root. Typically this will be your base URL,

 | WITH a trailing slash:

 |

-|	http://www.your-site.com/

+|	http://example.com/

 |

 */

 $config['base_url']	= "http://127.0.0.1/CodeIgniter/";

@@ -132,16 +132,16 @@
 |--------------------------------------------------------------------------

 |

 | By default CodeIgniter uses search-engine friendly segment based URLs:

-| www.your-site.com/who/what/where/

+| example.com/who/what/where/

 |

 | You can optionally enable standard query string based URLs:

-| www.your-site.com?who=me&what=something&where=here

+| example.com?who=me&what=something&where=here

 |

 | Options are: TRUE or FALSE (boolean)

 |

 | The other items let you set the query string "words" that will

 | invoke your controllers and its functions:

-| www.your-site.com/index.php?c=controller&m=function

+| example.com/index.php?c=controller&m=function

 |

 | Please note that some of the helpers won't work as expected when

 | this feature is enabled, since CodeIgniter is designed primarily to

diff --git a/system/application/config/routes.php b/system/application/config/routes.php
index a05361e..c959248 100644
--- a/system/application/config/routes.php
+++ b/system/application/config/routes.php
@@ -9,7 +9,7 @@
 | and its corresponding controller class/method. The segments in a

 | URL normally follow this pattern:

 |

-| 	www.your-site.com/class/method/id/

+| 	example.com/class/method/id/

 |

 | In some instances, however, you may want to remap this relationship

 | so that a different class/function is called than the one

diff --git a/system/libraries/URI.php b/system/libraries/URI.php
index 8d979d0..c3dfef1 100644
--- a/system/libraries/URI.php
+++ b/system/libraries/URI.php
@@ -296,7 +296,7 @@
 	 * This function generates and associative array of URI data starting

 	 * at the supplied segment. For example, if this is your URI:

 	 *

-	 *	www.your-site.com/user/search/name/joe/location/UK/gender/male

+	 *	example.com/user/search/name/joe/location/UK/gender/male

 	 *

 	 * You can use this function to generate an array with this prototype:

 	 *

diff --git a/system/plugins/captcha_pi.php b/system/plugins/captcha_pi.php
index baa0a8d..0c8d7d2 100644
--- a/system/plugins/captcha_pi.php
+++ b/system/plugins/captcha_pi.php
@@ -27,7 +27,7 @@
 	$vals = array(

 					'word'		 => 'Random word',

 					'img_path'	 => './captcha/',

-					'img_url'	 => 'http://www.your-site.com/captcha/',

+					'img_url'	 => 'http://example.com/captcha/',

 					'font_path'	 => './system/fonts/texb.ttf',

 					'img_width'	 => '150',

 					'img_height' => 30,

@@ -69,7 +69,7 @@
   )

 

 The "image" is the actual image tag:

-<img src="http://your-site.com/captcha/12345.jpg" width="140" height="50" />

+<img src="http://example.com/captcha/12345.jpg" width="140" height="50" />

 

 The "time" is the micro timestamp used as the image name without the file

 extension.  It will be a number like this:  1139612155.3422

@@ -104,7 +104,7 @@
 	$this->load->plugin('captcha');

 	$vals = array(

 					'img_path'	 => './captcha/',

-					'img_url'	 => 'http://www.your-site.com/captcha/'

+					'img_url'	 => 'http://example.com/captcha/'

 				);

 	

 	$cap = create_captcha($vals);