j.tabs = function(selector, start) {
	j(selector).each(function(i, element) {
		j(j(element).attr('tab')).css('display', 'none');
		
		j(element).click(function() {
			j(selector).each(function(i, element) {
				j(element).removeClass('selected');
				
				j(j(element).attr('tab')).css('display', 'none');
			});
			
			j(this).addClass('selected');
			
			j(j(this).attr('tab')).css('display', 'block');
		});
	});
	
	if (!start) {
		start = j(selector + ':first').attr('tab');
	}


	j(selector + '[tab=\'' + start + '\']').trigger('click');
};