function look(text, select_id, url) {//alert (text);
        //var select = document.getElementById(select_id);
        //select.innerHTML='<div style=\"float: left;\"><img src=img/spinner.gif></div>';
        //select.innerHTML='';
        if(!this.http){
            this.http = get_http();
            this.working = false; 
        }
        if (!this.working && this.http) {
        var http = this.http; 
            url = url +text;// alert(url);
            this.http.open("GET", url, true); 
            this.http.onreadystatechange = function() {
	            if (http.readyState == 4) {
	            	if(select_id==''){fill_eval(http.responseText);}
                    else{fill(select_id, http.responseText);}
                    this.working = false;
                  }
            }
            this.working = false;
            this.http.send(null);
        }
        if(!this.http){
              alert('Error XMLHTTP!');
        }
}

function  get_http()
{
    var  xhr;
    if(window.XMLHttpRequest)  {
        try  {
            xhr  =  new  XMLHttpRequest();
        }  catch(e)  {
            xhr  =  false;
        }
    }  else  if(window.ActiveXObject)  { 
        try  {
            xhr  =  new  ActiveXObject("Microsoft.XMLHTTP");
        }  catch(e)  {
            xhr  =  false;
        }
    }
    return  xhr;
}
function fill (select_id, data)
{ 
	//alert (data);
    var select = document.getElementById(select_id);
   
    select.style.display='block';
    //select.innerHTML='';
 //alert(data);
    select.innerHTML=data;

}
function fill_eval (data)
{// alert(data);
	eval(data);

}