interface Popups { pageURL: string; pageTitle: string; popupWinWidth: number; popupWinHeight: number; } export function nativePopup({ pageURL, pageTitle, popupWinWidth, popupWinHeight, }: Popups) { let left = (screen.width - popupWinWidth) / 2; let top = (screen.height - popupWinHeight) / 4; window.open( pageURL, pageTitle, "resizable=yes, width=" + popupWinWidth + ", height=" + popupWinHeight + ", top=" + top + ", left=" + left ); }