22. A system for rendering a document stored on a cloud computing service, the system comprising: a cloud computing service, wherein the cloud computing service is configured to: communicate with a plurality of client computers over a communication network; store a document on the cloud computing service; store a rendering function for rendering the document, wherein the rendering function comprises instructions to: determine a maximum height of a portion of text in the document; insert into the portion of text a spacer element with a height greater than the maximum height of the portion of text; adjust, by an offset, a vertical position of the portion of text and the spacer element, wherein a baseline of the portion of text is determined from the height of the spacer element and the offset; and render the portion of text on the web browser based at least in part on the baseline; and send the document and the rendering function to a first client computer in the plurality of client computers.
22. A system for rendering a document stored on a cloud computing service, the system comprising: a cloud computing service, wherein the cloud computing service is configured to: communicate with a plurality of client computers over a communication network; store a document on the cloud computing service; store a rendering function for rendering the document, wherein the rendering function comprises instructions to: determine a maximum height of a portion of text in the document; insert into the portion of text a spacer element with a height greater than the maximum height of the portion of text; adjust, by an offset, a vertical position of the portion of text and the spacer element, wherein a baseline of the portion of text is determined from the height of the spacer element and the offset; and render the portion of text on the web browser based at least in part on the baseline; and send the document and the rendering function to a first client computer in the plurality of client computers. 29. The system of claim 22 , wherein the document is a word processing document.