PHP: Convert URLS -> Links

links.php

<?php
	/*
		URL text to linked HTML
		Find text URLs in string and replaces with linked HTML URL. e.g. 'Please go to: http://www.OpenCrypt.com/' would become 'Please go to: 			http://www.OpenCrypt.com/' 
		
		Usage:
			print url_string_to_html("Please go to: http://www.OpenCrypt.com/");
		Or:
			$string = "Please go to: http://www.OpenCrypt.com/";
			print url_string_to_html($string);
	
	*/
		function url_string_to_html($string) {
		  $string = preg_replace("/([\w]+:\/\/[\w-?&;#~=\.\/\@]+[\w\/])/i","<A TARGET=\"_blank\" HREF=\"$1\">$1</A>",$string);
		  return $string;
		}