function change_navi1()
{
document.images.navi1.src = "images/kioski-nav-01-on.gif";
document.images.navitext.src = "images/kioski-nav-tervetuloa.gif";
}
function change_back1()
{
document.images.navi1.src = "images/kioski-nav-01-off.gif";
document.images.navitext.src = "images/kioski-nav-artistit.gif";
}

function change_navi2()
{
document.images.navi2.src = "images/kioski-nav-02-on.gif";
document.images.navitext.src = "images/kioski-nav-info.gif";
}
function change_back2()
{
document.images.navi2.src = "images/kioski-nav-02-off.gif";
document.images.navitext.src = "images/kioski-nav-artistit.gif";
}

function change_navi3()
{
document.images.navi3.src = "images/kioski-nav-03-on.gif";
document.images.navitext.src = "images/kioski-nav-artistit.gif";
}
function change_back3()
{
document.images.navi3.src = "images/kioski-nav-03-off.gif";
document.images.navitext.src = "images/kioski-nav-artistit.gif";
}

function change_navi4()
{
document.images.navi4.src = "images/kioski-nav-04-on.gif";
document.images.navitext.src = "images/kioski-nav-galleria.gif";
}
function change_back4()
{
document.images.navi4.src = "images/kioski-nav-04-off.gif";
document.images.navitext.src = "images/kioski-nav-artistit.gif";
}

function change_subnavi1()
{
document.images.subnavi1.src = "images/kioski-subnav-ks-on.gif";
}
function change_subback1()
{
document.images.subnavi1.src = "images/kioski-subnav-ks-off.gif";
}

function change_subnavi2()
{
document.images.subnavi2.src = "images/kioski-subnav-kuha-on.gif";
}
function change_subback2()
{
document.images.subnavi2.src = "images/kioski-subnav-kuha-off.gif";
}

function change_subnavi3()
{
document.images.subnavi3.src = "images/kioski-subnav-lp-on.gif";
}
function change_subback3()
{
document.images.subnavi3.src = "images/kioski-subnav-lp-off.gif";
}

function change_subnavi4()
{
document.images.subnavi4.src = "images/kioski-subnav-mh-on.gif";
}
function change_subback4()
{
document.images.subnavi4.src = "images/kioski-subnav-mh-off.gif";
}