diff --git a/GSGreenTextPlugin.php b/GSGreenTextPlugin.php
index 6ebd8eb..5ac2745 100644
--- a/GSGreenTextPlugin.php
+++ b/GSGreenTextPlugin.php
@@ -8,6 +8,8 @@ class GSGreenTextPlugin extends Plugin
 {
     const VERSION = '0.0.1';
 
+    const LINE_SEP = "/\s*<br\s*?\/?>\s*/";
+
     public function onEndShowStyles(Action $action)
     {
         $action->style(".greentext { color: green; }");
@@ -20,7 +22,7 @@ class GSGreenTextPlugin extends Plugin
 
     function onStartNoticeSave(&$notice)
     {
-		$sepnotice = preg_split("/<br\s*?\/?>\r?\n*/", $notice->rendered, -1);
+		$sepnotice = preg_split(self::LINE_SEP, $notice->rendered, -1);
 
     	foreach($sepnotice as &$sep)
     	{