$(document).ready(function() {

	$('span.multicount').children('input').change(function(){
		// alert($(this).val());
		if($(this).val() < 0){ $(this).val(0); }
		$count_items = 0;
		$('span.multicount').children('input').each( function(){
	        $count_items = $count_items + Number($(this).parent('span').parent('span.count').attr('data-count-items'))*Number($(this).val());
	    });
	    if ($count_items > 10) { 
	    	$count = $(this).val();
	    	$othercount = $count_items - Number($(this).parent('span').parent('span.count').attr('data-count-items'))*$count;  // pocet ostatnych poloziek
	        $count = Math.floor((10 - $othercount)/Number($(this).parent('span').parent('span.count').attr('data-count-items')));  
	        $count_items = $othercount + $count;
	        $(this).val($count);

			$('.eshopproduct p.info').hide();
			$('.eshopproduct p.info').show("slow"); 
		};
		$('input[name="count"]').val($count_items);
	});

	$('span.count').children('input').change(function(){
		if($(this).val() < 0){ $(this).val(0); }
		$count_items = Number($(this).parent('span.count').attr('data-count-items'))*Number($(this).val());  // pocet poloziek -> 1 produkt moze obsahovat viac poloziek napr. "Kalendar + diar" je 1 produkt, ktory ma 2 polozky
		if ($count_items > 10) { 
			$count = Math.floor(10/Number($(this).parent('span.count').attr('data-count-items')));
			$(this).val($count);
			$('.eshopproduct p.info').hide();
			$('.eshopproduct p.info').show("slow"); 
		};
	}); 
});