first commit

templates/site/contrast.php

@@ -0,0 +1,27 @@
+<div id="contrast">
+  <a href="#">
+    <i class="fa fa-adjust"></i>
+  </a>
+</div>
+<script type="text/javascript">
+  $( function()
+  {
+    $( 'body' ).on( 'click', '#contrast a', function()
+    {
+      $.ajax(
+      {
+        type: 'POST',
+        cache: false,
+        url: '/ajax.php',
+        data: 
+        {
+          a: 'contrast'
+        },
+        success: function( data ) 
+        {
+          location.reload();
+        }
+      });
+    });
+  });
+</script>