Added frameOfReferenceType to relevant examples.

Author: mrdoob

examples/webvr_panorama.html

@@ -43,7 +43,7 @@
 			renderer.vr.userHeight = 0; // TOFIX
 			document.body.appendChild( renderer.domElement );
 
-			document.body.appendChild( WEBVR.createButton( renderer ) );
+			document.body.appendChild( WEBVR.createButton( renderer, { frameOfReferenceType: 'headModel' } ) );
 
 			//
 

examples/webvr_rollercoaster.html

@@ -40,7 +40,7 @@
 			renderer.vr.userHeight = 0; // TOFIX
 			document.body.appendChild( renderer.domElement );
 
-			document.body.appendChild( WEBVR.createButton( renderer ) );
+			document.body.appendChild( WEBVR.createButton( renderer, { frameOfReferenceType: 'eyeLevel' } ) );
 
 			//