//-------------------------------------------------
function ChangeImage(inSrc) 
{
    if (document.getElementById('img') != null)
        document.getElementById('img').src  = "_photos/generate_preview.php?FileName="+ inSrc +"&ImageHeight=354";   

    if (document.getElementById('xxx'))
        document.getElementById('xxx').href = "_photos/generate_preview.php?FileName="+ inSrc +"&ImageHeight=700";
}