modal refinements in docs and general responsiveness

docs/javascript.html

@@ -193,7 +193,7 @@
         <div class="span9 columns">
           <h2>Static example</h2>
           <p>Below is a statically rendered modal.</p>
-          <div class="well" style="background-color: #888; border: none;">
+          <div class="well modal-example" style="background-color: #888; border: none;">
             <div class="modal" style="position: relative; top: auto; left: auto; margin: 0 auto; z-index: 1">
               <div class="modal-header">
                 <a href="#" class="close" data-dismiss="modal">&times;</a>