1 files changed, 11 insertions, 1 deletions
diff --git a/web/src/js/utils.js b/web/src/js/utils.js
index 6e545d8a..947ad5c1 100644
--- a/web/src/js/utils.js
+++ b/web/src/js/utils.js
@@ -12,12 +12,22 @@ var AutoScrollMixin = {
     },
 };
 
+var StickyHeadMixin = {
+    adjustHead: function(){
+        // Abusing CSS transforms to set the element
+        // referenced as head into some kind of position:sticky.
+        var head = this.refs.head.getDOMNode();
+        head.style.transform = "translate(0,"+this.getDOMNode().scrollTop+"px)";
+    }
+};
 
 var Key = {
     UP: 38,
     DOWN: 40,
+    PAGE_UP: 33,
+    PAGE_DOWN: 34,
     LEFT: 37,
     RIGHT: 39,
     ENTER: 13,
     ESC: 27
-}
-\ No newline at end of file
+};
+\ No newline at end of file