function ImgOver(obj,oid) {
if(oid == 0) {
oid = obj;
}
document.getElementById(oid).src = "images/img_"+obj+"_2.jpg";
}
function ImgOut(obj,oid) {
if(oid == 0) {
oid = obj;
}
document.getElementById(oid).src = "images/img_"+obj+"_1.jpg";
}