TabControl - catch the tab activated event

I am using Windows.Forms and .Net 2.0.

In Windows TabControl; how can I catc开发者_Python百科h the event that fires anytime the user switches to a tab.

For example; If i have a tabControl with 4 tab pages; I would like to call a function anytime the user switches to a tab.

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see here: http://msdn.microsoft.com/en-us/library/system.windows.forms.tabcontrol.selected.aspx