NewImg2 = new Array (
"images/b1.jpg",
"images/b2.jpg",
"images/b3.jpg",
"images/b4.jpg",
"images/b5.jpg",
"images/b6.jpg",
"images/b7.jpg"
);
var ImgNum2 = 0;
var ImgLength2 = NewImg2.length - 1;

var delay = 3000;

var lock2 = false;
var run2;
function chgImg2(direction) {
if (document.images) {
ImgNum2 = ImgNum2 + direction;
if (ImgNum2 > ImgLength2) {
ImgNum2 = 0;
}
if (ImgNum2 < 0) {
ImgNum2 = ImgLength2;
}
document.slideshow2.src = NewImg2[ImgNum2];
   }
}
run = setInterval("chgImg2(1)", delay);