Microsoft recently made some significant enhancements to its Visio add-in for Excel, enabling users to create Visio diagrams from within Excel. Here's how it works.

How to Rotate a Worksheet in MS Excel 2003. Excel documents come in the form of spreadsheets, also known as worksheets, made up of a collection of cells on a single sheet of data.

You’ll now have an Excel bar chart that lists your tasks and dates—in reverse order. (Don’t worry; we’ll fix that in a minute.) Step 5: Transform Into a Gantt Chart.