linkify naked urls when they are at the beginning of the text

include/bbcode.php

@@ -21,7 +21,8 @@ function bbcode($Text) {
 
 	// Perform URL Search
 
-	$Text = preg_replace("/[^\]\=](https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\.\=\_\~\#\'\%]*)/", ' <a href="$1" >$1</a>', $Text);
+
+	$Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\.\=\_\~\#\'\%]*)/", ' <a href="$2" >$2</a>', $Text);
 
 	$Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/", '<a href="$1" >$1</a>', $Text);
 	$Text = preg_replace("(\[url\=([$URLSearchString]*)\](.+?)\[/url\])", '<a href="$1" >$2</a>', $Text);