A computerized method is disclosed that includes operations of detecting user input to a first webpage rendered within a web browser, the user input corresponds to closure of the first webpage, providing an indication of the user input corresponding to the closure of the first webpage to a web browser extension operating in accordance with the web browser, the indication includes an identifier, performing, by the web browser extension operating in accordance with the web browser, a search for the identifier within a URL of each webpage currently opened by the web browser in order to determine that a second webpage is associated with the first webpage based on inclusion of the identifier in a URL of the second webpage, and initiating, by the web browser extension, closure of the second webpage associated with the first webpage following the user input corresponding to closure of the first webpage.