diff --git a/build.properties b/build.properties
index 63b6475e..36ca2d97 100644
--- a/build.properties
+++ b/build.properties
@@ -6,7 +6,7 @@
 PROJECT: openseadragon
 BUILD_MAJOR: 0
 BUILD_MINOR: 9
-BUILD_ID: 115
+BUILD_ID: 116
 BUILD: ${PROJECT}.${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID}
 VERSION: ${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID}
 
diff --git a/openseadragon.js b/openseadragon.js
index 3c437354..885beb86 100644
--- a/openseadragon.js
+++ b/openseadragon.js
@@ -1,7 +1,7 @@
 /*globals OpenSeadragon*/
 
 /**
- * @version  OpenSeadragon 0.9.115
+ * @version  OpenSeadragon 0.9.116
  *
  * @fileOverview 
  * <h2>
@@ -3500,7 +3500,9 @@ $.Viewer = function( options ) {
 
     this.element        = this.element || document.getElementById( this.id );
     this.canvas         = $.makeNeutralElement( "div" );
+    //this.container      = $.makeNeutralElement( "div" );
 
+    this.canvas.className = "openseadragon-canvas";
     (function( canvas ){
         canvas.width    = "100%";
         canvas.height   = "100%";
@@ -3510,6 +3512,7 @@ $.Viewer = function( options ) {
         canvas.left     = "0px";
     }(  this.canvas.style ));
 
+    this.container.className = "openseadragon-container";
     (function( container ){
         container.width     = "100%";
         container.height    = "100%";
diff --git a/src/viewer.js b/src/viewer.js
index fa026253..85f507fd 100644
--- a/src/viewer.js
+++ b/src/viewer.js
@@ -170,6 +170,7 @@ $.Viewer = function( options ) {
     this.element        = this.element || document.getElementById( this.id );
     this.canvas         = $.makeNeutralElement( "div" );
 
+    this.canvas.className = "openseadragon-canvas";
     (function( canvas ){
         canvas.width    = "100%";
         canvas.height   = "100%";
@@ -179,6 +180,8 @@ $.Viewer = function( options ) {
         canvas.left     = "0px";
     }(  this.canvas.style ));
 
+    //the container is created through applying the ControlDock constructor above
+    this.container.className = "openseadragon-container";
     (function( container ){
         container.width     = "100%";
         container.height    = "100%";