javascript

Detect from browser if specific application is installed

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We have an advanced webpage (ASP.NET, C#), and a application which needs to be installed on the client computer in order to utilize the webpage to its fullest. The application is a tray app, and has primarily two tasks. Detect when certain events happen on the webserver (for instance invited to a meeting, or notify of an upcoming meeting). The other task the trayapp has is to use a custom protocol (trayapp://) to perform some ajax calls back to the server.

Confirm postback OnClientClick button ASP.NET

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<asp:Button runat="server" ID="btnUserDelete" Text="Delete" CssClass="GreenLightButton" OnClick="BtnUserDelete_Click" OnClientClick="return UserDeleteConfirmation();" meta:resourcekey="BtnUserDeleteResource1" /> I have tried: function UserDeleteConfirmation() { if (confirm("Are you sure you want to delete this user?")) return true; else return false; } and function UserDeleteConfirmation() { if (confirm("Are you sure you want to delete this user?")) { __doPostBack(btnUserDelete, ''); } return false; } And none … Read more