function nextGallery(id)
{
	var current_id = id.substring(9) - 3;
	/*$("#gall_" + current_id).css('display', 'none');*/
	var next_id = current_id + 4;
	if ($("#gall_" + next_id).length)
	{
		$("#gall_" + current_id).fadeOut();
		/*$("#gall_" + next_id).css('display', 'block');*/
		setTimeout(function()
		{
			$("#gall_" + next_id).fadeIn();
		}, 300)
	}
}

function prevGallery(id)
{
	var current_id = id.substring(9);
	/*$("#gall_" + current_id).css('display', 'none');*/
	var prev_id = current_id - 4;
	if ($("#gall_" + prev_id).length)
	{
		$("#gall_" + current_id).fadeOut();
		/*$("#gall_" + prev_id).css('display', 'block');*/
		setTimeout(function()
		{
			$("#gall_" + prev_id).fadeIn();
		}, 300)
	}
}