diff --git a/plugin/NERD_commenter.vim b/plugin/NERD_commenter.vim
index 13c7693..25521ad 100644
--- a/plugin/NERD_commenter.vim
+++ b/plugin/NERD_commenter.vim
@@ -1035,6 +1035,11 @@ function s:InvertComment(firstLine, lastLine)
     endwhile
 endfunction
 
+function! NERDCommentIsLineCommented(lineNo)
+    let theLine = getline(a:lineNo)
+    return s:IsInSexyComment(a:lineNo) || s:IsCommentedFromStartOfLine(s:Left(), theLine) || s:IsCommentedFromStartOfLine(s:Left({'alt': 1}), theLine)
+endfunction
+
 " Function: NERDComment(mode, type) function {{{2
 " This function is a Wrapper for the main commenting functions
 "