function changeOver(){
    var e = window.event.srcElement;

    if (e.oversrc == null)
        return;

    if (e.cur == "false")
        e.src = e.oversrc;
}

document.onmouseover = changeOver;

function changeOut(){
    var e = window.event.srcElement;

    if (e.orgsrc == null)
        return;

    if (e.cur == "false")
        e.src = e.orgsrc;
}

document.onmouseout = changeOut;

function hilite(curItem){
    if (curItem.orgsrc == null){
        return;
    }

    if (e_cur == curItem){
        return;
    }

    if (e_cur != ""){
        e_cur.src = e_cur.orgsrc;
        e_cur.cur = "false";
    }

    e_cur = curItem;
    e_cur.src = e_cur.oversrc;
    e_cur.cur = "true";

}

function setStyle(info){
    document.title = info.title;
    document.getElementById("titleImg").src = info.titleImage;
    document.getElementById("disp").style.height = info.curHgt;

    hilite(document.getElementById(info.menuItem));
}

function init(){
    altSrc = location.search;
    altSrc = altSrc.substring(1,altSrc.length);
    if ("" != altSrc){
        nextPage = "";

        x = altSrc.lastIndexOf("_");
        if ( 0 <= x ){
            nextPage = "?" + altSrc;
            altSrc = altSrc.substring(x + 1, altSrc.length);
        }

        document.getElementById("info").src = altSrc + nextPage;
    }
}