inclusive math.random check; use crypto instead if available

arik-so · Apr 5, 2016 · 3d50be9 · 3d50be9
1 parent ddc5a1b
commit 3d50be9
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/index.html b/index.html
@@ -274,8 +274,14 @@ <h3 class="masthead-brand">Cover</h3>
 
             var random = Math.random();
             var direction = 'left';
-            if (random > 0.5) {
+
+            if(window.crypto) {
+              random = window.crypto.getRandomValues(new Uint8Array(1))[0];
+              if(random >= 128) {
                 direction = 'right';
+              }
+            } else if (random >= 0.5) {
+              direction = 'right';
             }
 
             setTimeout(function() {
@@ -286,4 +292,4 @@ <h3 class="masthead-brand">Cover</h3>
         }
     });
 
-</script>
+</script>