// JScript File
var pastimgid = 0;
var pastimgoff;

function setImage(imgnum, imgmain, imgmain_alt)
{
    alert(imgmain);
    var selImage = document.getElementById('imageMain');
    
    selImage.src = imgmain;
    selImage.alt = imgmain_alt;
    
    //selThumb.src = imgon;
    
    pastimgid = imgnum;
    //pastimgoff = imgoff;
    
}

function clickImage(imgnum, imgmain, imgmain_alt)
{
    //alert(imgnum);
    var selImage = document.getElementById('imageMain');

    selImage.src = imgmain;
    selImage.alt = imgmain_alt;
    
    //selThumb.src = imgon;
    
    if (pastimgid > 0)
    {
        //alert(pastimgid);
        var pastImageNum = eval("document.getElementById('imagenav" + pastimgid + "')");
        pastImageNum.className = "imgnav";
    }
    pastimgid = imgnum;
    var selImageNum = eval("document.getElementById('imagenav" + imgnum + "')");
    selImageNum.className = "imgnavon";
    //alert(selImageNum.className);
    return false;
}


function imageOver(imgid, imgon)
{
//alert('1');
    if (pastimgid != imgid)
    {
        var selThumb = eval("document.getElementById('imgnav" + imgid + "')");
        selThumb.src = imgon;
    }
}

function imageOff(imgid, imgoff)
{
//alert('2');
    if (pastimgid != imgid)
    {
        var selThumb = eval("document.getElementById('imgnav" + imgid + "')");
        selThumb.src = imgoff;
    }
}