function getXMLHTTP() {
	var xml = null;
	try {
		xml = new ActiveXObject( "Msxml2.XMLHTTP" )
	} catch( e1 ) {
		try {
			xml = new ActiveXObject( "Microsoft.XMLHTTP" )
		} catch( e2 ) {
			xml = null;
		}
	}
	if( !xml && typeof XMLHttpRequest != "undefined" ) {
		xml = new XMLHttpRequest();
	}
	return xml;
}

var cookie_search = 'poraba_search';

function changeType( brand_id, id, cookie, selected_id ) {	

	if ( brand_id != -1 ) { 
		var xmlHttp = null;
		try {
			if( xmlHttp.readyState != 0 ) {
				xmlHttp.abort();
			}
		} catch( e ) {}	
	
		var link = "http://www.poraba.com/js/get_type.php?id="+brand_id;
		xmlHttp = getXMLHTTP();
		xmlHttp.open( "GET", link, true, null, null);
	
		xmlHttp.onreadystatechange = function() {
			if( xmlHttp.readyState == 4 && xmlHttp.responseText ) {
				if( xmlHttp.responseText.charAt(0) == "<" ) {
					return false;
				} else {
					var podatki = new String(xmlHttp.responseText);
					var dataArray = podatki.split('#!'); //za splitat podatke
					var obj = document.getElementById( id ); //dobis objekt, ki ga bos nafilal
					
					var ctr = 1;
					obj.options[0] = new Option('izberi...',-1);
					for (var i = 0; i < dataArray.length-1; i++)
					{
						obj.options[ctr] = new Option(dataArray[i+1],dataArray[i]);
						if ( selected_id == dataArray[i]) var tmp = ctr; //da ga izbere nakonc
						i++;
						ctr++;
					}
					obj.length = ctr;
					obj.selectedIndex = tmp; //ga izbere
					
					//nastavi piskot ce je teba shrant
					if ( cookie ) { 
						setCookie(cookie_search, brand_id);
					}
				}
			}
		}
		xmlHttp.send( null );
	} else {
		var obj = document.getElementById( id ); //dobis objekt, ki ga bos nafilal
		obj.options[0] = new Option('izberi...',-1);
		obj.length = 1;
		obj.selectedIndex = 0;
	}
	return;
}

function changeSearch(w)
{
	var topM = document.getElementById('top_model');
	var topB = document.getElementById('top_brand');
	var topS = document.getElementById('top_search');
	
	if ( w == 'brand' ) {
		topS.name = 'searchb';
		topS.value = topB.value;
	} else if ( w == 'type' ) {
		topS.name = 'searcht';
		topS.value = topM.value;
	}
}

function changeSearchAdv(w) 
{
	var topM = document.getElementById('search_model');
	var topB = document.getElementById('search_brand');
	var topS = document.getElementById('adv_search');
	
	if ( w == 'brand' ) {
		topS.name = 'searchb';
		topS.value = topB.value;
	} else if ( w == 'type' ) {
		topS.name = 'searcht';
		topS.value = topM.value;
	}
}