if ( document.images )
{
    var inactiveImageArray = new Array();
    inactiveImageArray[0]      = new Image();
    inactiveImageArray[0].src  = "../img/tab_home2_inactive.gif";
    inactiveImageArray[1]      = new Image();
    inactiveImageArray[1].src  = "../img/tab_aboutthebook2_inactive.gif";
    inactiveImageArray[2]      = new Image();
    inactiveImageArray[2].src  = "../img/tab_fragment2_inactive.gif";
    inactiveImageArray[3]      = new Image();
    inactiveImageArray[3].src  = "../img/tab_whatisaerlynla2_inactive.gif";
    inactiveImageArray[4]      = new Image();
    inactiveImageArray[4].src  = "../img/tab_abouttheauthor2_inactive.gif";
    inactiveImageArray[5]      = new Image();
    inactiveImageArray[5].src  = "../img/tab_aboutthepainting2_inactive.gif";
    inactiveImageArray[6]      = new Image();
    inactiveImageArray[6].src  = "../img/tab_emailtoafriend2_inactive.gif";
    inactiveImageArray[7]      = new Image();
    inactiveImageArray[7].src  = "../img/tab_bookmarksite4_inactive.gif";
    inactiveImageArray[8]      = new Image();
    inactiveImageArray[8].src  = "../img/tab_howtoorder2_inactive.gif";
    inactiveImageArray[9]      = new Image();
    inactiveImageArray[9].src  = "../img/tab_links4_inactive.gif";
    inactiveImageArray[10]     = new Image();
    inactiveImageArray[10].src = "../img/tab_sitemap4_inactive.gif";
    inactiveImageArray[11]     = new Image();
    inactiveImageArray[11].src = "../img/tab_acknowledgements2_inactive.gif";
    inactiveImageArray[12]     = new Image();
    inactiveImageArray[12].src = "../img/tab_aboutthepaintingonder2_inactive.gif";

    var hoverImageArray = new Array();
    hoverImageArray[0]      = new Image();
    hoverImageArray[0].src  = "../img/tab_home2_hover.gif";
    hoverImageArray[1]      = new Image();
    hoverImageArray[1].src  = "../img/tab_aboutthebook2_hover.gif";
    hoverImageArray[2]      = new Image();
    hoverImageArray[2].src  = "../img/tab_fragment2_hover.gif";
    hoverImageArray[3]      = new Image();
    hoverImageArray[3].src  = "../img/tab_whatisaerlynla2_hover.gif";
    hoverImageArray[4]      = new Image();
    hoverImageArray[4].src  = "../img/tab_abouttheauthor2_hover.gif";
    hoverImageArray[5]      = new Image();
    hoverImageArray[5].src  = "../img/tab_aboutthepainting2_hover.gif";
    hoverImageArray[6]      = new Image();
    hoverImageArray[6].src  = "../img/tab_emailtoafriend2_hover.gif";
    hoverImageArray[7]      = new Image();
    hoverImageArray[7].src  = "../img/tab_bookmarksite2_hover.gif";
    hoverImageArray[8]      = new Image();
    hoverImageArray[8].src  = "../img/tab_howtoorder2_hover.gif";
    hoverImageArray[9]      = new Image();
    hoverImageArray[9].src  = "../img/tab_links4_hover.gif";
    hoverImageArray[10]     = new Image();
    hoverImageArray[10].src = "../img/tab_sitemap2_hover.gif";
    hoverImageArray[11]     = new Image();
    hoverImageArray[11].src = "../img/tab_acknowledgements2_hover.gif";
    hoverImageArray[12]     = new Image();
    hoverImageArray[12].src = "../img/tab_aboutthepainting2_hover.gif";
}

function imageOver (i)
{
    if ( document.images )
    {
     document.images[i].src = hoverImageArray[i].src;
    }
}

function imageOut (i)
{
    if ( document.images )
    {
     document.images[i].src = inactiveImageArray[i].src;
    }
}