$url = &#092;"<a href=&#092;"$register_link&#092;" target=&#092;"_blank&#092;" title=&#092;"$register_link&#092;">$Guest_message</a>&#092;";
				 $string = preg_replace(&#092;"#(^|[&#092;n ])(([&#092;w]+?://[&#092;w&#092;#$%&~.&#092;-;:=,?@&#092;[&#092;]+]*)(/[&#092;w&#092;#$%&~/.&#092;-;:=,?@&#092;[&#092;]+]*)?)#is&#092;", &#092;"&#092;1<a href=&#092;"$register_link&#092;" title=&#092;"&#092;2&#092;" target=&#092;"_blank&#092;">$Guest_message</a>&#092;", $string);