function addToCart(id) {
	new Ajax.Updater('article_'+id, '/frontend_dev.php/cart/add/article_id/'+id+'/color_id/'+$('product_color').value+'/size_id/'+$('product_size').value, { 
		evalScripts: true,
		onLoading: function() { $('article_'+id).hide(); $('loading_'+id).show(); },
		onComplete: function() { $('loading_'+id).hide(); $('article_'+id).show(); }});
}

function deleteFromCart(id) {
	new Ajax.Updater('article_'+id, '/frontend_dev.php/cart/delete/article_id/'+id, {
		evalScripts: true,
		onLoading: function() { $('article_'+id).hide(); $('loading_'+id).show(); },
		onComplete: function() { $('loading_'+id).hide(); $('article_'+id).show(); }});
}