$(setup_home);

var subfeature_page = 1;

function setup_home(e) {
	$('#sub-features-control a.previous').click( subfeature_prev_click );
	$('#sub-features-control a.next').click( subfeature_next_click );
}

function subfeature_next_click(e) {
	subfeature_page++;
	change_subfeature();
	return false;
}

function subfeature_prev_click(e) {
	subfeature_page--;
	change_subfeature();
	return false;
}

function change_subfeature() {
	var max_page = $('#max_page_text').html();
	
	if(subfeature_page < 1 )
		subfeature_page = max_page;
		
	if(subfeature_page > max_page)
		subfeature_page = 1;
	
	$('#sub-features li').removeClass( 'selected' );
	$('#sub-features li:nth-child(' + subfeature_page + ')').addClass( 'selected' );
	
	$('#cur_page_text').html( subfeature_page );
}