I was using modal pop up for both add and edit option on the same page. For this i used ModalPopupExtender of ajaxToolKit .But the problem which i faced was that when ever i clicked on the edit button.The pop up just came out but i didnt make any changes in the fields .So i clicked on the cancel button and the modal pop up just diappeared.The next time when i clicked on the add link the ...

Validate DropdwonList Hi Today im gonna tell you how to validate a dropdownlist Suppose if you want to validate a dropdownlist where you want that if the user doesnt select any value he/she should get an error message .This is how you can validate it. Her i want that user must select a country from the dropdownlist else he/she would get an error message Select a Country: <asp:DropDown...