kurz relé učiť sa jquery window load ticho obálka horčica
javascript - Why windows.onload is executed several times? - Stack Overflow
GitHub - inside-the-div/jquery-auto-popup-window: Automatically open popup window | modal on page load To create an auto popup window or modal you need to know about the javascript setTimeout function, this function call
What is the difference between document.ready vs window.load events function in JQuery or JavaScript - YouTube