function ControlNumber(count,minimal){
     if ((event.keyCode <48) || (event.keyCode >57)) { 
     event.returnValue = false;}
}

function Controlminimal(count,minimal){
	if (count.value<minimal) count.value=minimal;
}

function DrawSubmenu(pkCat, nRealCat, subValue){
	var subIfr	= document.getElementById('subc');
	//var subDiv	= document.getElementById('s' + pkCat);
	subIfr.src	= 'submenu.php?id_kategorie=' + pkCat + '&amp;kategorie=' + nRealCat+ '&amp;sub=' + subValue;
}

$(document).ready(function(){

  var producent = $('#brand-filter input').not('#prod0').bind('click', function(){

		if(producent.find(':checked').size() == 0) $('#prod0').attr('checked', false);
		$('#formvyroba').submit();
		
	});

	$('#prod0').bind('click',function(){

		if($(this).is(':checked')) producent.attr('checked', false);
		$('#formvyroba').submit();
	});

});