function loadImgShirts(img, img_name){
//document.write(img_name);
var imgName = "tShirts"; // name of the big image
var imgPath = "../images/shirts/"; // name of the big image
var imgExt = ".jpg"; // name of the big image
var Path = imgPath + img_name + imgExt;
document.images[imgName].src=Path;
}