img1 = new Image();
img1.src = "./img/karaoke-magic-sing-btn-ed9000-more_mo_fi.png";
img2 = new Image();
img2.src = "./img/karaoke-magic-sing-btn-ed9000-buynow2_mo_fi.png";
img3 = new Image();
img3.src = "./img/karaoke-magic-sing-btn-ed9000-contact_mo_fi.png";

function setpic(img_name,img_src) {
document[img_name].src=img_src;
}