function changeListLimit(value)
{
	var s = document.location.search;
	if (value.length==0)
		s = vacumParam(s,"_limit",value);
	else
		s = insertParam(s,"_limit",value);
	if (s != document.location.search) document.location.search=s;
}

function show_plumbers(id_district, number, name)
{
	$('id_district').value=id_district;
	//number z parametru nie uzywamy w tej wersji
	var number2 = $('district_count_'+id_district).value;
	
	$('number_search').value=number2;
	var id_service=$('id_service').value;
	var cat = document.getElementsByClassName('service_cat');
	var string = '';
	if (id_service)
		string=string+'_s'+id_service;
	if (cat)
	{
		if (cat.length>0)
		{
			var first=true;
			for (var i=0; i<cat.length; i++)
			{
				if (cat[i].checked)
				{
					if (!first>0)
					{
						string=string+','+cat[i].value;
					}
					else
					{
						string=string+'_c'+cat[i].value;
						first=false;
					}
				}
			}
		}
	}
	
	document.main_form.action=name+'-p_'+id_district+string+'.html';
	
	document.main_form.submit();
}