Comment presentation in electronic documents

A non-transitory machine-readable storage medium including instructions, which when executed by a machine, cause the machine to perform operations comprising:

• presenting, in an online web application, a first user comment in an electronic document;
• receiving an indication that the first user comment is being edited;
• determining content in the electronic document that corresponds with the first user comment being edited;
• applying a mask to the electronic document that obscures content that does not correspond to first user comment being edited;
• receiving an indication that a second user comment is being edited;
• determining content in the electronic document that corresponds with the second user comment being edited;
• and
• unmasking the content that corresponds to the second user comment being edited.

A system comprising:

• a processor;
• and
• a graphical user interface module, coupled to the processor, and configured to:
• present a comment object in an electronic document;
• receive an indication that the comment object is being edited based on a selection of a user interface control that triggers display of a comment window associated with the comment object;
• determine content in the electronic document that corresponds with the comment object being edited;
• when the comment object is being edited, apply a mask to the electronic document that obscures content that does not correspond to the comment object being edited;
• receiving an indication that a second comment is being edited;
• determining content in the electronic document that corresponds with the second user comment being edited;
• and
• unmasking the content that corresponds to the second comment being edited.