Events and Delegates:raise event from main page to user control and the user control has been dynamically loaded into telerik RadTabStrip into aspx page

Hi,
 I have one scenario as a problem that I am going to describe in following points.
*there is  one user control's button i.e working as save button
*and user control is using in page as a tab and for the tab control, I am using one telerik control i.e a third party control
*in my page(.aspx page) there is another close button, and the page's button click (close button click)I have to call user control button save through java script confirm method.
for this I want one code snippet.
and thanks in advance for this support
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