Links to Hyperlinks (Auto)

<?php
function makeClickableLinks($text) {
$text = eregi_replace('(((f|ht){1}tp://)[-a-zA-Z0-9@:%_\+.~#?&amp;//=]+)','&lt;a href="\\1"&gt;\\1&lt;/a&gt;', $text);
$text = eregi_replace('([[:space:]()[{}])(www.[-a-zA-Z0-9@:%_\+.~#?&amp;//=]+)','\\1&lt;a href="http://\\2"&gt;\\2&lt;/a&gt;', $text);
$text = eregi_replace('([_\.0-9a-z-]+@([0-9a-z][0-9a-z-]+\.)+[a-z]{2,3})','&lt;a href="mailto:\\1"&gt;\\1&lt;/a&gt;', $text);
return $text;
}
// Usage
// Email address example
$text = "you@example.com";
echo makeClickableLinks($text);
echo "&lt;br /&gt;&lt;br /&gt;";
// URL example
$text = "http://www.saidz.info";
echo makeClickableLinks($text);
echo "&lt;br /&gt;&lt;br /&gt;";
// FTP URL example
$text = "ftp://ftp.saidz.info";
echo makeClickableLinks($text);
?>