function theswitchimg(from,to){
document[from].src = eval(to + ".src");
}
switchimagecount = 0;
switchimages = new Array();
function loadimg(imagenumber){
document.theswitchimage.src = switchimages[imagenumber].src;
switchimagecount=imagenumber;
}
function next(){
if (switchimagecount < switchimages.length - 1){
switchimagecount = switchimagecount + 1;
document.theswitchimage.src = switchimages[switchimagecount].src;}
else {
switchimagecount = 0;
document.theswitchimage.src = switchimages[switchimagecount].src;}
}
function previous(){
if (switchimagecount > 0){
switchimagecount = switchimagecount - 1;
document.theswitchimage.src = switchimages[switchimagecount].src;}
else {
switchimagecount = switchimages.length - 1;
document.theswitchimage.src = switchimages[switchimagecount].src;}
}