Minor code style improvements based on marcj#119.

Author: pavelhoral

index.html

@@ -52,7 +52,7 @@
 
             $('#refresh').click(function() {
                 $('SELECT OPTION').each(function() {
-                    $(this).text($(this).text().replace("Item", "Value"));
+                    $(this).text('Refreshed ' + $(this).val());
                 });
                 $('SELECT').selectBox('refresh');
             });

jquery.selectBox.js

@@ -425,7 +425,7 @@
         }
 
         // Restore opened dropdown state (original menu was trashed)
-        if (type == 'dropdown' && control.hasClass('selectBox-menuShowing')) {
+        if ('dropdown' === type && control.hasClass('selectBox-menuShowing')) {
             this.showMenu();
         }
     };