if (document.images) {
	
	var topmenu0on = new Image()
	topmenu0on.src = "images/bt/on/top_menu_00.gif"
	var topmenu0off = new Image() 
	topmenu0off.src = "images/bt/off/top_menu_00.gif"

	var topmenu1on = new Image()
	topmenu1on.src = "images/bt/on/top_menu_01.gif"
	var topmenu1off = new Image() 
	topmenu1off.src = "images/bt/off/top_menu_01.gif"

	var topmenu2on = new Image()
	topmenu2on.src = "images/bt/on/top_menu_02.gif"
	var topmenu2off = new Image() 
	topmenu2off.src = "images/bt/off/top_menu_02.gif"

	var topmenu3on = new Image()
	topmenu3on.src = "images/bt/on/top_menu_03.gif"
	var topmenu3off = new Image() 
	topmenu3off.src = "images/bt/off/top_menu_03.gif"

	var topmenu4on = new Image()
	topmenu4on.src = "images/bt/on/top_menu_04.gif"
	var topmenu4off = new Image() 
	topmenu4off.src = "images/bt/off/top_menu_04.gif"

	var more1on = new Image()
	more1on.src = "images/bt/on/more.gif"
	var more1off = new Image() 
	more1off.src = "images/bt/off/more.gif"

	var more2on = new Image()
	more2on.src = "images/bt/on/more.gif"
	var more2off = new Image() 
	more2off.src = "images/bt/off/more.gif"

	var lm01on = new Image()
	lm01on.src = "images/bt/on/lm-btn-apfp.gif"
	var lm01off = new Image() 
	lm01off.src = "images/bt/off/lm-btn-apfp.gif"

	var lm02on = new Image()
	lm02on.src = "images/bt/on/lm-btn-coll.gif"
	var lm02off = new Image() 
	lm02off.src = "images/bt/off/lm-btn-coll.gif"

	var lm03on = new Image()
	lm03on.src = "images/bt/on/lm-btn-ne.gif"
	var lm03off = new Image() 
	lm03off.src = "images/bt/off/lm-btn-ne.gif"

	var lm04on = new Image()
	lm04on.src = "images/bt/on/lm-btn-cpc.gif"
	var lm04off = new Image() 
	lm04off.src = "images/bt/off/lm-btn-cpc.gif"

	var lm05on = new Image()
	lm05on.src = "images/bt/on/lm-btn-bmw.gif"
	var lm05off = new Image() 
	lm05off.src = "images/bt/off/lm-btn-bmw.gif"

	var apfp01on = new Image()
	apfp01on.src = "images/bt/on/lm-btn-apfp-dr.gif"
	var apfp01off = new Image() 
	apfp01off.src = "images/bt/off/lm-btn-apfp-dr.gif"

	var apfp02on = new Image()
	apfp02on.src = "images/bt/on/lm-btn-apfp-sp.gif"
	var apfp02off = new Image() 
	apfp02off.src = "images/bt/off/lm-btn-apfp-sp.gif"

	var apfp03on = new Image()
	apfp03on.src = "images/bt/on/lm-btn-apfp-avgl.gif"
	var apfp03off = new Image() 
	apfp03off.src = "images/bt/off/lm-btn-apfp-avgl.gif"

	var apfp04on = new Image()
	apfp04on.src = "images/bt/on/lm-btn-apfp-millup.gif"
	var apfp04off = new Image() 
	apfp04off.src = "images/bt/off/lm-btn-apfp-millup.gif"

	var apfp05on = new Image()
	apfp05on.src = "images/bt/on/lm-btn-apfp-bio.gif"
	var apfp05off = new Image() 
	apfp05off.src = "images/bt/off/lm-btn-apfp-bio.gif"

	var coll01on = new Image()
	coll01on.src = "images/bt/on/coll_btn01.gif"
	var coll01off = new Image() 
	coll01off.src = "images/bt/off/coll_btn01.gif"

	var coll02on = new Image()
	coll02on.src = "images/bt/on/coll_btn02.gif"
	var coll02off = new Image() 
	coll02off.src = "images/bt/off/coll_btn02.gif"

	var coll03on = new Image()
	coll03on.src = "images/bt/on/coll_btn03.gif"
	var coll03off = new Image() 
	coll03off.src = "images/bt/off/coll_btn03.gif"

	var bmw01on = new Image()
	bmw01on.src = "images/bt/on/pgbtn.gif"
	var bmw01off = new Image() 
	bmw01off.src = "images/bt/off/pgbtn.gif"

}

function inact(imgName) {
	if (document.images)
    document[imgName].src = eval(imgName + 'off.src');
}

function act(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + 'on.src');
}