$(document).ready(function() {
	
	/* manage article filtering on main page */
	
	$('.filterPhoto, .filterDesign, .filterAll').click(function() {
		$('.filterPhoto').removeClass('filterSelect');
		$('.filterDesign').removeClass('filterSelect');
		$('.filterAll').removeClass('filterSelect');
		if($(this).hasClass('filterPhoto')) {
			$('.filterDesign, .filterAll').css('background:none');
			$('.filterPhoto').addClass('filterSelect');
			$('.articlePhoto').slideDown('fast',$('.articleDesign').slideUp('fast'));
		} else if($(this).hasClass('filterDesign')) {
			$('.articleDesign').slideDown('fast',$('.articlePhoto').slideUp('fast'));
			$('.filterDesign').addClass('filterSelect');
		} else {
			$('.articleDesign').slideDown('fast',$('.articlePhoto').slideDown('fast'));
			$('.filterAll').addClass('filterSelect');
		}
	});
	
	
	
});