diff --git a/src/pattern.js b/src/pattern.js
index 8d69d3a92..b9715d867 100644
--- a/src/pattern.js
+++ b/src/pattern.js
@@ -38,6 +38,7 @@ var Pattern = (function PatternClosure() {
         // Both radial and axial shadings are handled by RadialAxial shading.
         return new Shadings.RadialAxial(dict, matrix, xref, res);
       default:
+        TODO('Unsupported shading type: ' + type);
         return new Shadings.Dummy();
     }
   };
@@ -174,7 +175,12 @@ Shadings.Dummy = (function DummyClosure() {
   }
 
   Dummy.fromIR = function Dummy_fromIR() {
-    return 'hotpink';
+    return {
+      type: 'Pattern',
+      getPattern: function Dummy_fromIR_getPattern() {
+        return 'hotpink';
+      }
+    };
   };
 
   Dummy.prototype = {
diff --git a/web/viewer.css b/web/viewer.css
index c47dbf8fb..70d659c3d 100644
--- a/web/viewer.css
+++ b/web/viewer.css
@@ -578,7 +578,7 @@ html[dir='rtl'] .dropdownToolbarButton {
   margin:0;
   padding:0;
   border:none;
-  background: transparent;
+  background: rgba(0,0,0,0); /* Opera does not support 'transparent' <select> background */
 }
 
 .dropdownToolbarButton > select > option {
diff --git a/web/viewer.js b/web/viewer.js
index 4de66b5af..40102852b 100644
--- a/web/viewer.js
+++ b/web/viewer.js
@@ -926,7 +926,6 @@ var PDFView = {
       }
       if ('page' in params) {
         var pageNumber = (params.page | 0) || 1;
-        this.page = pageNumber;
         if ('zoom' in params) {
           var zoomArgs = params.zoom.split(','); // scale,left,top
           // building destination array
@@ -942,8 +941,9 @@ var PDFView = {
             (zoomArgs[2] | 0), zoomArg];
           var currentPage = this.pages[pageNumber - 1];
           currentPage.scrollIntoView(dest);
-        } else
-          this.page = params.page; // simple page
+        } else {
+          this.page = pageNumber; // simple page
+        }
         return;
       }
     } else if (/^\d+$/.test(hash)) // page number