diff --git a/index.html b/index.html
index e6a41ab..036f09c 100644
--- a/index.html
+++ b/index.html
@@ -611,11 +611,7 @@ references, we need to get rid of the newline first.</p>
 <textarea>
 // Removes the newline at the end of a string, if present.
 function trim_newline(s) {
-  if (s[s.length-1] == '\n') {
-    return s.substring(0, s.length-1);
-  } else {
-    return s;
-  }
+  return (s[s.length-1] == '\n') ? s.substring(0, s.length-1) : s;
 }
 </textarea>