Excel Spreadsheets

I have a series of worksheets in a workbook and I want to have them listed like you would have a table of contents where i would list like

Policy Information - and when i click on that i would see all the worksheets associated with the topic displayed and the user would select which worksheet they need. The Microsoft Excel 2000 Sample is the kind of set up i want to achieve. Does any one know how to do this.

Thanks in advance