">" is "&gt;", not "&lt;" (which is "<")... :)

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5700 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

documentation/advanced.html

@@ -21,7 +21,7 @@ that will help you to get the most out of FLTK.</P>
     int main() {
       Fl::lock();
       /* run thread */
-      while (Fl::wait() &lt; 0) {
+      while (Fl::wait() &gt; 0) {
         if (Fl::thread_message()) {
           /* process your data */
         }