//raf global javascript

if (document.images) {

    //preload rollover states

    about_on = new Image();
    about_on.src = "images/b_about_on.gif";

    ourbook_on = new Image();
    ourbook_on.src = "images/b_ourbook_on.gif";

    news_on = new Image();
    news_on.src = "images/b_news_on.gif";

    contact_on = new Image();
    contact_on.src = "images/b_contact_on.gif";

    home_on = new Image();
    home_on.src = "images/b_home_on.gif";


    //preload normal states

    about_off = new Image();
    about_off.src = "images/b_about_off.gif";

    ourbook_off = new Image();
    ourbook_off.src = "images/b_ourbook_off.gif";

    news_off = new Image();
    news_off.src = "images/b_news_off.gif";

    contact_off = new Image();
    contact_off.src = "images/b_contact_off.gif";

    home_off = new Image();
    home_off.src = "images/b_home_off.gif";

}

//function displays rollover state when buttons are rolled over 

function on(imgName) {

    if (document.images) {

        document[imgName].src = eval(imgName + "_on.src");

    }

}

//function reverts buttons to normal state when buttons are rolled off

function off(imgName) {

    if (document.images) {

        document[imgName].src = eval(imgName + "_off.src");

    }

}

//function opens order window

function orderUp() {
    orderWindow=window.open("order.html","order","toolbar=yes,width=500,height=500,status=no,scrollbars=yes,resizable=yes,menubar=yes");
    
    }

//function closes window

function closeWindow() {
        setTimeout("window.close()",100)
}