[Guides] Navigation styling for small devices

guides/assets/javascripts/guides.js

@@ -5,3 +5,53 @@ function guideMenu(){
     document.getElementById('guides').style.display = "none";
   }
 }
+
+$.fn.selectGuide = function(guide){
+  $("select", this).val(guide);
+}
+
+guidesIndex = {
+  bind: function(){
+    var currentGuidePath = window.location.pathname;
+    var currentGuide = currentGuidePath.substring(currentGuidePath.lastIndexOf("/")+1);
+    $(".guides-index-small").
+      on("change", "select", guidesIndex.navigate).
+      selectGuide(currentGuide);
+    $(".more-info-button:visible").click(function(e){
+      e.stopPropagation();
+      if($(".more-info-links").is(":visible")){
+        $(".more-info-links").addClass("s-hidden").unwrap();
+      } else {
+        $(".more-info-links").wrap("<div class='more-info-container'></div>").removeClass("s-hidden");
+      }
+      $(document).on("click", function(e){
+        var $button = $(".more-info-button");
+        var element;
+
+        // Cross browser find the element that had the event
+        if (e.target) element = e.target;
+        else if (e.srcElement) element = e.srcElement;
+
+        // Defeat the older Safari bug:
+        // http://www.quirksmode.org/js/events_properties.html
+        if (element.nodeType == 3) element = element.parentNode;
+
+        var $element = $(element);
+
+        var $container = $element.parents(".more-info-container");
+
+        // We've captured a click outside the popup
+        if($container.length == 0){
+          $container = $button.next(".more-info-container");
+          $container.find(".more-info-links").addClass("s-hidden").unwrap();
+          $(document).off("click");
+        }
+      });
+    });
+  },
+  navigate: function(e){
+    var $list = $(e.target);
+    url = $list.val();
+    window.location = url;
+  }
+}