This step-by-step article explains how to share a Microsoft Excel workbook with other users. If you want several users to work in the same Excel workbook simultaneously, you can save the workbook as a shared workbook. Users can then enter data, insert rows and columns, add and change formulas, and change formatting.
If you're in an application that gives you a link that you can click on, the spinning circle usually means that Windows is busy; it's doing something... it might very well be loading IE9. It's not until IE9 has finished loading that it becomes visible and takes over the screen.
The currents calculated with Ohm's Law still flow through L and C, but remain confined to these two components alone. As a result of this behavior, the parallel LC circuit is often called a tank circuit, because it holds this circulating current without releasing it. There is one other factor to consider when working with an LC tank circuit: the magnitude of the circulating current.