function ShowGalleryViewerImg(url, title, desc) {
    document.getElementById("GalleryImg").src = url;
    document.getElementById("ImgTitle").innerHTML =title;
    document.getElementById("GalleryDescription").innerHTML = desc;
}

function ChangeImage(dir) {
    var src = document.getElementById("GalleryImg").src;
    var ul = document.getElementById("slider").childNodes[0].childNodes[0];
    var liArray = ul.getElementsByTagName("li");

    for (var i = 0; i < liArray.length; i++) {
    var CurrImgSrc= liArray[i].childNodes[0].childNodes[0].src
        if (CurrImgSrc.substring(CurrImgSrc.lastIndexOf('/') + 1,CurrImgSrc.lastIndexOf('.')).toLowerCase() == src.substring(src.lastIndexOf('/') + 1, src.lastIndexOf('.')).toLowerCase() || liArray[i].childNodes[0].childNodes[0].src == src) {
            if (dir == "next") {
                if (i == 0) {
                    liArray[liArray.length - 1].childNodes[0].click();
                    //document.getElementById("GalleryImg").src = liArray[liArray.length - 1].childNodes[0].childNodes[0].src;
		            //document.getElementById("ImgTitle").innerHTML =liArray[liArray.length - 1].childNodes[0].childNodes[0].title;
                }
                else {
                    liArray[i - 1].childNodes[0].click();
                   //document.getElementById("GalleryImg").src = liArray[i - 1].childNodes[0].childNodes[0].src;
            	   //document.getElementById("ImgTitle").innerHTML =liArray[i - 1].childNodes[0].childNodes[0].title;
                }
            }
            else {
                if (i == liArray.length - 1) {
                    liArray[0].childNodes[0].click();
                    //document.getElementById("GalleryImg").src = liArray[0].childNodes[0].childNodes[0].src;
		            //document.getElementById("ImgTitle").innerHTML =liArray[0].childNodes[0].childNodes[0].title;
                }
                else {
                    liArray[i + 1].childNodes[0].click();
                    //document.getElementById("GalleryImg").src = liArray[i + 1].childNodes[0].childNodes[0].src;
		            //document.getElementById("ImgTitle").innerHTML =liArray[i + 1].childNodes[0].childNodes[0].title;
                }
            }
        }
    }
}