function EraseArgumentQuery(URL, find, rep)
{
	//\u0412\u044B\u0440\u0435\u0437\u0430\u0435\u043C \u043D\u0435 \u043D\u0443\u0436\u043D\u044B\u0435 \u0430\u0440\u0433\u0443\u043C\u0435\u043D\u0442\u044B \u0434\u043B\u044F \u0437\u0430\u043C\u0435\u043D\u044B	
	var res = URL.replace(find, rep);
	return res
}

function GetArgumentQuery(URL, first)
{
	//\u041F\u0440\u043E\u0432\u0435\u0440\u044F\u0435\u043C \u0430\u0440\u0433\u0443\u043C\u0435\u043D\u0442\u044B
	var firstURL = URL.toLowerCase().split(first);	
	if(firstURL !=undefined)
		{
			var endURL = firstURL[1].toLowerCase().split("&");			
			return endURL[0]
		}
	else return ""
}

function filter(event)
{
	var event = event || window.event;
	var elem = event.target || event.srcElement;
	var form=elem;
	var query="";
	var sector = "";
	var groupproductions = "";
	var product = "";
	var company = "";
	var text = "";
	var datebegin = "";
	var dateend = "";
	var type= "";
	var btype = "";
	
	while(form.tagName!="FORM"&&form) form=form.parentNode;
	var queryElem=form.elements["query"];
	
	queryElem.value="";
	
	for (var i=0;form.elements.length-1>i ;i++)
		{
			field=form.elements[i];	
			if(field.name == "sector" || field.name == "groupproduction" || field.name == "product" || field.name == "company" || field.name == "type" || field.name == "text"  || field.name == "datebegin"  || field.name == "dateend" )
			{	
			
				arg = '['+field.name+']="'+field.value+'"|';
				//\u0415\u0441\u043B\u0438 \u0438\u0437\u043C\u0435\u043D\u044F\u0435\u043C \u043E\u0442\u0440\u0430\u0441\u043B\u044C \u0438\u043B\u0438 \u0433\u0440\u0443\u043F\u043F\u0443 \u0437\u0430\u0442\u0438\u0440\u0430\u0435\u043C \u043F\u0440\u043E\u0434\u0443\u043A\u0442
					if(field.name == "groupproduction" || field.name == "product" )
					{					
						if(elem.name == "sector" ){ arg = '';}
					}
				if(field.name == "product" )
					{					
						if(elem.name == "groupproduction" ){ arg = '';}
					}					
				query+=arg;
			}			
		}	
		
	if (type!="") query+=type + "|";

	if (query!="")
		 {			
     			queryElem.value=query.slice(0,-1);		

		}	
		
		
		location.href = "/web/OpenHK.nsf/Search?ReadForm&query=" + queryElem.value;
 }