checkbox inside update panels refreshed and the

When i take 55 checkboxes inside updatepanel then ..after selecting first checkbox the whole whole checkboxes will be refresh开发者_JAVA技巧ed and instead of showing images, it displays the checkboxes only in TFT monitors ... in wave form !!

hw to fix tis ..

or otherwise tell me how to insert checkbox checked value to textbox without autopostback

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Set the AutoPostBack to False and not True!