/* ボタンのロールオーバー */
function RollOver (obj,val) {
  obj.src = val;
}

/* 展示会のカウントダウン */
function tenjiCountdown(openY, openM, openD, closeY, closeM, closeD){
    var sysDate = new Date();
    var openDate = new Date(openY, openM-1, openD);
    var closeDate = new Date(closeY, closeM-1, closeD);
    days1 = (openDate.getTime() - sysDate.getTime()) / (24*60*60*1000);
    days1 = Math.ceil(days1);
    days2 = (closeDate.getTime() - sysDate.getTime()) / (24*60*60*1000);
    days2 = Math.ceil(days2);
    if(days1 > 0){
        comment = document.write("<font color='green'><b>あと", days1, "日です</b></font>");
    }else if(days2 + days1 >= -2){
        if(days2 = days1){
             comment = document.write("<font color='red'><b>ただ今開催中です</b></font>");        
        }else{
            comment = document.write("<font color='red'><b>ただ今開催中です</b></font>");        
        }
    }else{
        comment = document.write("<font color='#666666'>終了しました</font>");
    }
    return comment;
}

/* キャンペーンのカウントダウン */
function campCountdown(campcloseY, campcloseM, campcloseD){
    var campsysDate = new Date();
    var campcloseDate = new Date(campcloseY, campcloseM-1, campcloseD);
    days3 = (campcloseDate.getTime() - campsysDate.getTime()) / (24*60*60*1000);
    days3 = Math.ceil(days3);
    if(days3 > 0){
        camcomment = document.write("<font color='green'><b>終了まであと", days3, "日です</b></font>");
    }else{
        camcomment = document.write("<font color='#666666'>終了しました</font>");
    }
    return camcomment;
}

/* 天気予報 */
function scrollText(){
    document.myForm.scroll.value = msg;
    msg = msg.substring(1,msg.length)+msg.substring(0,1);
}