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

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

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

		var menu04on = new Image()
		menu04on.src = rootPath + "images/buttons/on/menu_04.gif"
		var menu04off = new Image() 
		menu04off.src = rootPath + "images/buttons/off/menu_04.gif"
		
		var menu05on = new Image()
		menu05on.src = rootPath + "images/buttons/on/menu_05.gif"
		var menu05off = new Image() 
		menu05off.src = rootPath + "images/buttons/off/menu_05.gif"
		
		var menu06on = new Image()
		menu06on.src = rootPath + "images/buttons/on/menu_06.gif"
		var menu06off = new Image() 
		menu06off.src = rootPath + "images/buttons/off/menu_06.gif"
		
		var menu07on = new Image()
		menu07on.src = rootPath + "images/buttons/on/menu_07.gif"
		var menu07off = new Image() 
		menu07off.src = rootPath + "images/buttons/off/menu_07.gif"
		
		/* side menu */
		
		var side01on = new Image()
		side01on.src = rootPath + "images/buttons/on/"+subPath+"side_01.gif"
		var side01off = new Image() 
		side01off.src = rootPath + "images/buttons/off/"+subPath+"side_01.gif"

		var side02on = new Image()
		side02on.src = rootPath + "images/buttons/on/"+subPath+"side_02.gif"
		var side02off = new Image() 
		side02off.src = rootPath + "images/buttons/off/"+subPath+"side_02.gif"

		var side03on = new Image()
		side03on.src = rootPath + "images/buttons/on/"+subPath+"side_03.gif"
		var side03off = new Image() 
		side03off.src = rootPath + "images/buttons/off/"+subPath+"side_03.gif"

		var side04on = new Image()
		side04on.src = rootPath + "images/buttons/on/"+subPath+"side_04.gif"
		var side04off = new Image() 
		side04off.src = rootPath + "images/buttons/off/"+subPath+"side_04.gif"
		
		var side05on = new Image()
		side05on.src = rootPath + "images/buttons/on/"+subPath+"side_05.gif"
		var side05off = new Image() 
		side05off.src = rootPath + "images/buttons/off/"+subPath+"side_05.gif"
		
		var side06on = new Image()
		side06on.src = rootPath + "images/buttons/on/"+subPath+"side_06.gif"
		var side06off = new Image() 
		side06off.src = rootPath + "images/buttons/off/"+subPath+"side_06.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');
}