function pop_map(){
    win=window.open("/pop_map.html","map","width=640,height=600,scrollbars=yes");
}

function book(){
    win=window.open("book/index.html","book","width=640,height=400,scrollbars=yes");
}

function book2(){
    win=window.open("../book/index.html","book","width=640,height=400,scrollbars=yes");
}