//Lib objects  ********************
initImages(["logo1", "images/logo.gif"],
			["logo2", "images/logo_ro.gif"],
			["works1", "images/navi_works.gif"],
			["works2", "images/navi_works_ro.gif"],
			["texts1", "images/navi_texts.gif"],
			["texts2", "images/navi_texts_ro.gif"],
			["bio1", "images/navi_bio.gif"],
			["bio2", "images/navi_bio_ro.gif"],
			["contact1", "images/navi_contact.gif"],
			["contact2", "images/navi_contact_ro.gif"]);

//preload
function initImages()
{
	args_images_II = initImages.arguments;

	for (var i = 0; i < args_images_II.length; i++)
	{
		eval (args_images_II[i][0] + '= new Image();')
		eval (args_images_II[i][0] + '.src = "' + args_images_II[i][1] + '";');
	}
}

function showImages()
{
	args_images_SI = showImages.arguments;
	
	eval ('document.images["' + args_images_SI[0] + '"].src = ' + args_images_SI[1] + '.src;');
}