if (document.images) {
		
		if(!rootPath) var rootPath = '';
		
		var menu01on = new Image()
		menu01on.src = rootPath + "images/buttons/on/menu_01.png"
		var menu01off = new Image() 
		menu01off.src = rootPath + "images/buttons/off/menu_01.png"

		var menu02on = new Image()
		menu02on.src = rootPath + "images/buttons/on/menu_02.png"
		var menu02off = new Image() 
		menu02off.src = rootPath + "images/buttons/off/menu_02.png"

		var menu03on = new Image()
		menu03on.src = rootPath + "images/buttons/on/menu_03.png"
		var menu03off = new Image() 
		menu03off.src = rootPath + "images/buttons/off/menu_03.png"

		var contacton = new Image()
		contacton.src = rootPath + "images/buttons/on/bt_contact.gif"
		var contactoff = new Image() 
		contactoff.src = rootPath + "images/buttons/off/bt_contact.gif"

		var lang_jpon = new Image()
		lang_jpon.src = rootPath + "images/buttons/on/bt_jp.gif"
		var lang_jpoff = new Image() 
		lang_jpoff.src = rootPath + "images/buttons/off/bt_jp.gif"
		
		var lang_egon = new Image()
		lang_egon.src = rootPath + "images/buttons/on/bt_en.gif"
		var lang_egoff = new Image() 
		lang_egoff.src = rootPath + "images/buttons/off/bt_en.gif"
		
		
		/* leftmenu for What we do */
		
		var lmenu_w_01on = new Image()
		lmenu_w_01on.src = rootPath + "images/buttons/on/lmenu_w_01.gif"
		var lmenu_w_01off = new Image() 
		lmenu_w_01off.src = rootPath + "images/buttons/off/lmenu_w_01.gif"
		
			var lmenu_w_01_1on = new Image()
			lmenu_w_01_1on.src = rootPath + "images/buttons/on/lmenu_w_01_1.gif"
			var lmenu_w_01_1off = new Image() 
			lmenu_w_01_1off.src = rootPath + "images/buttons/off/lmenu_w_01_1.gif"

			var lmenu_w_01_2on = new Image()
			lmenu_w_01_2on.src = rootPath + "images/buttons/on/lmenu_w_01_2.gif"
			var lmenu_w_01_2off = new Image() 
			lmenu_w_01_2off.src = rootPath + "images/buttons/off/lmenu_w_01_2.gif"
			
			var lmenu_w_01_3on = new Image()
			lmenu_w_01_3on.src = rootPath + "images/buttons/on/lmenu_w_01_3.gif"
			var lmenu_w_01_3off = new Image() 
			lmenu_w_01_3off.src = rootPath + "images/buttons/off/lmenu_w_01_3.gif"
			
			var lmenu_w_01_4on = new Image()
			lmenu_w_01_4on.src = rootPath + "images/buttons/on/lmenu_w_01_4.gif"
			var lmenu_w_01_4off = new Image() 
			lmenu_w_01_4off.src = rootPath + "images/buttons/off/lmenu_w_01_4.gif"
			
		var lmenu_w_02on = new Image()
		lmenu_w_02on.src = rootPath + "images/buttons/on/lmenu_w_02.gif"
		var lmenu_w_02off = new Image() 
		lmenu_w_02off.src = rootPath + "images/buttons/off/lmenu_w_02.gif"
		
		var lmenu_w_03on = new Image()
		lmenu_w_03on.src = rootPath + "images/buttons/on/lmenu_w_03.gif"
		var lmenu_w_03off = new Image() 
		lmenu_w_03off.src = rootPath + "images/buttons/off/lmenu_w_03.gif"
		
		var lmenu_w_04on = new Image()
		lmenu_w_04on.src = rootPath + "images/buttons/on/lmenu_w_04.gif"
		var lmenu_w_04off = new Image() 
		lmenu_w_04off.src = rootPath + "images/buttons/off/lmenu_w_04.gif"
		
		var lmenu_w_05on = new Image()
		lmenu_w_05on.src = rootPath + "images/buttons/on/lmenu_w_05.gif"
		var lmenu_w_05off = new Image() 
		lmenu_w_05off.src = rootPath + "images/buttons/off/lmenu_w_05.gif"
		
		var lmenu_au_01on = new Image()
		lmenu_au_01on.src = rootPath + "images/buttons/on/lmenu_au_01.gif"
		var lmenu_au_01off = new Image() 
		lmenu_au_01off.src = rootPath + "images/buttons/off/lmenu_au_01.gif"	
		
		var lmenu_au_02on = new Image()
		lmenu_au_02on.src = rootPath + "images/buttons/on/lmenu_au_02.gif"
		var lmenu_au_02off = new Image() 
		lmenu_au_02off.src = rootPath + "images/buttons/off/lmenu_au_02.gif"
		
		var lmenu_au_03on = new Image()
		lmenu_au_03on.src = rootPath + "images/buttons/on/lmenu_au_03.gif"
		var lmenu_au_03off = new Image() 
		lmenu_au_03off.src = rootPath + "images/buttons/off/lmenu_au_03.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');
}