if(document.images) {
var gallery = new Array();
gallery[0] = new Image(); gallery[0].src = "images/talent/kusakabe_photo_b001.jpg";
gallery[1] = new Image(); gallery[1].src = "images/talent/kusakabe_photo_b002.jpg";
gallery[2] = new Image(); gallery[2].src = "images/talent/kusakabe_photo_b003.jpg";
gallery[3] = new Image(); gallery[3].src = "images/talent/kusakabe_photo_b004.jpg";
gallery[4] = new Image(); gallery[4].src = "images/talent/kusakabe_photo_b005.jpg"; 
gallery[5] = new Image(); gallery[5].src = "images/talent/kusakabe_photo_b006.jpg";
}

function chgimg(imgname) {
document.images["photo"].src = gallery[imgname].src;
}