if(document.images)
{
img1off = new Image();
img1off.src = "pic/arrow_off.gif";
img1on = new Image();
img1on.src = "pic/arrow_on.gif";
img2off = new Image();
img2off.src = "pic/center_bg_off.gif";
img2on = new Image();
img2on.src = "pic/center_bg_on.gif";
img3off = new Image();
img3off.src = "pic/homeopathy_bg_off.gif";
img3on = new Image();
img3on.src = "pic/homeopathy_bg_on.gif";
img4off = new Image();
img4off.src = "pic/tibet_bg_off.gif";
img4on = new Image();
img4on.src = "pic/tibet_bg_on.gif";
img5off = new Image();
img5off.src = "pic/kien_bg_off.gif";
img5on = new Image();
img5on.src = "pic/kien_bg_on.gif";
img6off = new Image();
img6off.src = "pic/ozon_bg_off.gif";
img6on = new Image();
img6on.src = "pic/ozon_bg_on.gif";
img7off = new Image();
img7off.src = "pic/contact_bg_off.gif";
img7on = new Image();
img7on.src = "pic/contact_bg_on.gif";
}

function On(imageName)
{
if(document.images)
{
	document[imageName].src = eval(imageName+"on.src");
}
}

function Off(imageName)
{
if(document.images)
{
	document[imageName].src = eval(imageName+"off.src");
}
}