function buttonMouseHover () {
	$('#yt_playimg').mouseover(function() {
		$(this).removeClass('play_img').addClass('play_img_hover');
	}).mouseout(function() {
		$(this).removeClass('play_img_hover').addClass('play_img');
	});
	$('.play_img_small').mouseover(function() {
		$(this).removeClass('play_img_small').addClass('play_img_hover_small');
	}).mouseout(function() {
		$(this).removeClass('play_img_hover_small').addClass('play_img_small');
	});

}

jQuery(document).ready(function(){
setTimeout('buttonMouseHover()', 3000);
});