/* 
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
var selectedImageIndex;
var imagesList = new Array;

function GotoPrevImage() {
        if(selectedImageIndex == 0) { GotoImage(); return }
        if (imagesList[selectedImageIndex - 1]) {
            var sImageName = imagesList[selectedImageIndex - 1];
            eval(sImageName);
            selectedImageIndex = selectedImageIndex - 1;
        }
    }

function GotoNextImage() {
		
        if (imagesList[selectedImageIndex + 1]) {
            var sImageName = imagesList[selectedImageIndex + 1];
            eval(sImageName);
            selectedImageIndex = selectedImageIndex + 1;
        }
        else
            {
                if(imagesList.length - 1 == selectedImageIndex)
                {
                       GotoLastImage();
                }

            }

    }

function GotoImage() {
        if(imagesList[0])
        {
            var sImageName = imagesList[0];
            eval(sImageName);
            selectedImageIndex = 0;
        }
    }

    function GotoLastImage() {
            var index = imagesList.length - 1;
            if(imagesList[index])
            {
                var sImageName = imagesList[index];
                eval(sImageName);
                selectedImageIndex = index;
            }
    }