Adjust mouse event handling

Author: vidartf

js/src/examples/controls/OrbitControls.js

@@ -768,6 +768,9 @@ var OrbitControls = function ( object, domElement ) {
 
 		if ( scope.enabled === false ) return;
 
+		event.preventDefault();
+		event.stopPropagation();
+
 		handleMouseUp( event );
 
 		document.removeEventListener( 'mousemove', onMouseMove, false );