var SearchStr= null ;
function SetSearchStr()
{
	SearchStr = createXmlHttpRequestObject()
    SearchStr.onreadystatechange = process_SetSearchStr ;

    var url = "/utils/search_results_ajax.php";
    var data
    data = new Array;
    data['mode']=2; 
    
    if (document.getElementById("query_str").value!="")
		data['query_str'] =document.getElementById("query_str").value; 

	SearchStr.open( "POST", url, true );
    var send_data = urlEncodeData(data);
    SearchStr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    SearchStr.setRequestHeader("Content-length", send_data.length);
    SearchStr.setRequestHeader("Connection", "close");
    SearchStr.send(send_data);
    return false;
}
function process_SetSearchStr()
{
	if ( SearchStr.readyState != 4 ) 
	return;	
	if(location.href.match(/search_results/i))
		GetCarsList(new Object ({sort:'1',page:'1',nav:'1',direct:'1'}));
	else
		location.href="/?op=search_results";
}