function swap()
	{
		$('#mainImg').attr('src', srcs[ current ]);
		$('#imgDiv'+current).addClass('selected');
	}

	function unselect()
	{
		$('#imgDiv'+current).removeClass('selected');
	}

	function prev()
	{
		unselect();
		current --;
		if( current < 0 )
			current = max;
		swap();
	}

	function next()
	{
		unselect();
		current ++;
		if( current > max )
			current = 0;
		swap();
	}

	function setCurrent( val )
	{
		if( current == val )
			return;

		unselect();

		if( val < 0 )
			val = 0;
		else if( val > max )
			val = max;

		current = val;
		swap();
	}