fix bug 106831

js/rhino/docs/tutorial.html

@@ -110,7 +110,7 @@ example</a>. All it does it read a script from the command line, execute
 it, and print a result.
 <p>Here's an example use of RunScript from a shell command line:
 <blockquote>
-<pre><font color="#663366">$ java RunScript 'Math.cos(Math.PI)'
+<pre><font color="#663366">$ java RunScript "Math.cos(Math.PI)"
 -1
 $ java RunScript 'function f(x){return x+1} f(7)'
 8</font></pre>