var ROTATOR_SPEED = 10000;

 function openModal(modalToOpen) {
    $(modalToOpen).fadeIn(1000);
    $('#modalBackground').fadeIn(500);
}
function modalClose(modalToClose) {
    $(modalToClose).fadeOut(1000);
    $('#modalBackground').fadeOut(500);
}

function panelOpen(toUse) {
    $(toUse).fadeIn(1000);
}

function panelClose(toUse) {
    $(toUse).fadeOut(1000);
}

var rotator = setTimeout("rotateSkin();", ROTATOR_SPEED);
var enabled300 = false;

function rotateSkin() {
    if (enabled300) {
        panelClose("#bg300");
        enabled300 = false;
    } else {
    panelOpen("#bg300");
    enabled300 = true;
    }
    rotator = setTimeout("rotateSkin();", ROTATOR_SPEED);
}