diff --git a/phpBB/styles/prosilver/template/forum_fn.js b/phpBB/styles/prosilver/template/forum_fn.js
index 8c619b8f81..e9754aeae2 100644
--- a/phpBB/styles/prosilver/template/forum_fn.js
+++ b/phpBB/styles/prosilver/template/forum_fn.js
@@ -190,7 +190,7 @@ function selectCode(a)
 		// Safari
 		if (s.setBaseAndExtent)
 		{
-			s.setBaseAndExtent(e, 0, e, 1);
+			s.setBaseAndExtent(e, 0, e, e.innerText.length - 1);
 		}
 		// Firefox and Opera
 		else