var preloadFlag = false;
function preloadImages()
{
	if (document.images)
	{
		pre_top_004_over = newImage('top_004_over.jpg');
		pre_top_006_over = newImage('img/top_006_over.jpg');
		pre_top_007_over = newImage('img/top_007_over.jpg');
		pre_top_008_over = newImage('img/top_008_over.jpg');
		pre_top_005_over = newImage('img/top_005_over.jpg');
		preloadFlag = true;
	}
}