Use of window.showModalDialog() is deprecated. Use window.open() instead. For more help https://developer.mozilla.org/en-US/docs/Web/API/Window.open
Tic pa window.showModalDialog() konye odugu nok woko. Tii ki window.open() me kakare. Pi kony mapol https://developer.mozilla.org/en-US/docs/Web/API/Window.open