sel="toc2";
base="images/";
toc1on = new Image(17, 190); toc1on.src = base + "m_company_over.gif";
toc1off = new Image(17, 190); toc1off.src = base + "m_company.gif";
toc2on = new Image(17, 190); toc2on.src = base + "m_product_over.gif";
toc2off = new Image(17, 190); toc2off.src = base + "m_product.gif";
toc3on = new Image(17, 190); toc3on.src = base + "m_pack_over.gif";
toc3off = new Image(17, 190); toc3off.src = base + "m_pack.gif";
toc4on = new Image(17, 190); toc4on.src = base + "m_service_over.gif";
toc4off = new Image(17, 190); toc4off.src = base + "m_service.gif";
toc5on = new Image(17, 190); toc5on.src = base + "m_proj_over.gif";
toc5off = new Image(17, 190); toc5off.src = base + "m_proj.gif";
toc6on = new Image(177, 190); toc6on.src = base + "m_hardw_over.gif";
toc6off = new Image(17, 190); toc6off.src = base + "m_hardw.gif";
toc7on = new Image(177, 190); toc7on.src = base + "m_require_over.gif";
toc7off = new Image(17, 190); toc7off.src = base + "m_require.gif";
toc8on = new Image(17, 190); toc8on.src = base + "m_contact_over.gif";
toc8off = new Image(17, 190); toc8off.src = base + "m_contact.gif";

function img_act(imgName)
{
if (imgName!=sel)
{
imgOn = eval(imgName + "on.src");
document [imgName].src = imgOn;
imgOff = eval(sel + "off.src");
document [sel].src = imgOff;
}
};

function img_inact(imgName) 
{
if (imgName!=sel)

{
imgOff = eval(imgName + "off.src");
document [imgName].src = imgOff;
imgOn = eval(sel + "on.src");
document [sel].src = imgOn;
}

};