if(document.images)
{
	about_pic = new Image(76,21);
	about_pic.src = "../images/about_over.gif";
	
	find_pic = new Image(68,20);
	find_pic.src = "../images/find_over.gif";
	
	list_pic = new Image(64,20);
	list_pic.src = "../images/list_over.gif";
	
	post_pic = new Image(89,20);
	post_pic.src = "../images/post_over.gif";
	
	test_pic = new Image(87,20);
	test_pic.src = "../images/test_over.gif";
}