1. A method for processing text in a network browser, comprising: displaying text in a content page provided via a network browser, wherein the text includes text which is entered into the content page by a first user through a client device executing the network browser and text generated by a second user; and automatically limiting spell checking to the text which is entered by the first user by associating sections of the text entered by the first user with a plurality of respective nodes, detecting a change by the first user in one or more portions of the text after the text has initially been displayed in the content page, identifying one or more of the nodes that are associated with the changed text portions, transmitting one or more of the nodes that are associated with the changed text portions to a spell check service in response to detecting the change; and receiving correction information for the changed text portion from the spell check service in response to the transmitting step, wherein the correction information is displayed on the client device.