window.onload = function(){
	
	var rollover = new RollOverImage( "hoge1" );
	rollover.setMouseDownImage('index_img/b01.jpg');
	rollover.setMouseOverImage('index_img/b01ov.jpg');
	
	var rollover = new RollOverImage( "hoge2" );
	rollover.setMouseDownImage('index_img/b02.jpg');
	rollover.setMouseOverImage('index_img/b02ov.jpg');
	
	var rollover = new RollOverImage( "hoge3" );
	rollover.setMouseDownImage('index_img/b03.jpg');
	rollover.setMouseOverImage('index_img/b03ov.jpg');
	
	var rollover = new RollOverImage( "hoge4" );
	rollover.setMouseDownImage('index_img/b04.jpg');
	rollover.setMouseOverImage('index_img/b04ov.jpg');
	
	var rollover = new RollOverImage( "hoge5" );
	rollover.setMouseDownImage('index_img/b05.jpg');
	rollover.setMouseOverImage('index_img/b05ov.jpg');
	
	var rollover = new RollOverImage( "hoge6" );
	rollover.setMouseDownImage('index_img/b00.gif');
	rollover.setMouseOverImage('index_img/b00ov.gif');
	
	
	
};