function open_menu(n){document.getElementById(n).style.display=="grid"?close_menu(n):(close_all_menu(),document.getElementById(n).style.display="grid",document.getElementById(n+"_nav").classList.add("open"))}function close_menu(n){document.getElementById(n).style.display="none";document.getElementById(n+"_nav").classList.remove("open")}function close_all_menu(){close_menu("rankings");close_menu("equipment");close_menu("compare")}