img1 = new Image();
img1.src ="img/link_mo.gif";
img2 = new Image();
img2.src ="img/top_mo.gif";
img3 = new Image();
img3.src ="img/order_mo.gif";
img4 = new Image();
img4.src ="img/board_mo.gif";
img5 = new Image();
img5.src ="img/thread_mo.gif";
img6 = new Image();
img6.src ="img/edit_mo.gif";
img7 = new Image();
img7.src ="img/delete_mo.gif";
img8 = new Image();
img8.src ="img/mix_mo.gif";
img9 = new Image();
img9.src ="img/next_mo.gif";
img10 = new Image();
img10.src ="img/prev_mo.gif";
img11 = new Image();
img11.src ="img/dc_mo.gif";
img12 = new Image();
img12.src ="img/update_mo.gif";