No return value. Index indicates the rowIndex of the row to delete. Returns the rowIndex of the row. Useful for inserting and deleting rows. No return value.
Index indicates the position in the collection of the cell to delete.
By now, this is probably something you are sick of reading about. The following sample shows how three totally different looks can be applied to the same content, all with style sheet toggling. View the sample . The list of style sheets for a page is exposed off document.styleSheets . In this example, I loop through the collection, only turning on the sheet that shares the name with the pressed button.