MediaWiki:MoveListToggles.js

if (document.getElementsByClassName("movelist-toggles")) {
    // Hide all move lists
    var $movelists = $('.movelist');

    var currentMovelist = 1;

    displayMovelist(currentMovelist);
    $('.movelist-toggle-button').each(addToggles);

    function swapMovelist(e) {
        var movelistToggleClicked = $(this).data("id");
        var nextMovelist = movelistToggleClicked.substring(movelistToggleClicked.length - 1);
        if (currentMovelist != nextMovelist) {
            currentMovelist = nextMovelist;
            displayMovelist(nextMovelist);
        }
    }

    function displayMovelist(target) {
        hideAllMovelists();
        $("#movelist-" + target).css("display", "block");
        $("#movelist-toggle-" + target).addClass("movelist-toggle-on");
    }

    function hideAllMovelists() {
        $movelists.css("display", "none");
        $('.movelist-toggle-button').removeClass("movelist-toggle-on").addClass("movelist-toggle-off");
    }

    function addToggles() {
        $(this).data("id", $(this).attr("id"));
        $(this).click(swapMovelist);
    }
}