fix default example

Author: cgcostume

website/examples.pug

@@ -22,12 +22,12 @@ block content
 
       .col-lg-9.col-md-9.col-sm-8
         .embed-responsive.embed-responsive-16by9
-          iframe(name = 'example' src = `/examples/${examples[8].target}.html`
+          iframe(name = 'example' src = `/examples/${examples[7].target}.html`
             frameborder = 0 marginwidth = 0 marginheight = 0
             allow-scripts allowfullscreen).embed-responsive-item
 
   script.
-    $('a.example-link:eq(7)').addClass('active');
+    $('a.example-link:eq(6)').addClass('active');
     $('a.example-link').click(function() {
       $('a.example-link').removeClass('active');
       $(this).addClass('active');