var http = createRequestObject();
function createRequestObject(){
    var request_;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        request_ = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else{
        request_ = new XMLHttpRequest();
    }
    return request_;
}
function getInfo(mypage){
    http.open('GET', mypage, true);
    http.onreadystatechange = handleInfo;     
	//http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    //http.setRequestHeader("Content-length", parameters.length);
    //http.setRequestHeader("Connection", "close");
    //http.send(parameters);

    http.send(null);
}

function getpoll(mypage,g1){
     http.open('GET', mypage+g1+'&opt='+document.getElementById("opt"), true);
    http.onreadystatechange = handleInfo;     
	//http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    //http.setRequestHeader("Content-length", parameters.length);
    //http.setRequestHeader("Connection", "close");
    //http.send(parameters);

    http.send(null);
}
   
function postpoll(mypage){
    http.open('POST', mypage , false);
        
	http.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
	
	http.send(opt.value);
	http.onreadystatechange = handleInfo; 
	
	

}
function handleInfo(){
    if(http.readyState == 1){
        document.getElementById('poll').innerHTML = 'LOADING';
    }
    if(http.readyState == 4){
        var response = http.responseText;
        document.getElementById('poll').innerHTML = response;
    }
}
























//======================================================================
   var http_request = false;
   function makeRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      http_request.onreadystatechange = alertContents;
      http_request.open('GET', url + parameters, true);
      http_request.send(null);
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('poll').innerHTML = result;            
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function get(url,obj) {
      var getstr = "?";
      for (i=0; i<obj.childNodes.length; i++) {
         if (obj.childNodes[i].tagName == "INPUT") {
            if (obj.childNodes[i].type == "text") {
               getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
            }
            if (obj.childNodes[i].type == "checkbox") {
               if (obj.childNodes[i].checked) {
                  getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
               } else {
                  getstr += obj.childNodes[i].name + "=&";
               }
            }
            if (obj.childNodes[i].type == "radio") {
               if (obj.childNodes[i].checked) {
                  getstr += obj.childNodes[i].name + "=" + obj.childNodes[i].value + "&";
               }
            }
         }   
         if (obj.childNodes[i].tagName == "SELECT") {
            var sel = obj.childNodes[i];
            getstr += sel.name + "=" + sel.options[sel.selectedIndex].value + "&";
         }
         
      }
      makeRequest(url , getstr);
   }