// JavaScript Document
var xmlHttp
var div_container;
var ajax_img_container;
var ajaxRdy;
function clear_intervals(arr_intervals){
	for(i=0; i<arr_intervals.length; i++){
		clearInterval(arr_intervals[i]);
	}
}
function display_result(){ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){	
		ajaxRdy = true;
		if(div_container!=undefined){
			//alert(div_container);
			document.getElementById(div_container).innerHTML=xmlHttp.responseText;
		}
	} 
}
function display_image(){ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){	
		ajaxRdy = true;
		if(ajax_img_container!=undefined){
			//alert(div_container);
			document.getElementById(ajax_img_container).src=xmlHttp.responseText;
		}
	} 
}
function ajax_image(target, container, param){
	ajaxRdy = false;
	ajax_img_container = container;
	xmlHttp=GetXmlHttpObject();
	if(xmlHttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}	
	var url=target;	
	if(param!='undefined'){
		url+="?"+param;
		url=url+"&sid="+Math.random();
	}else{
		url=url+"?sid="+Math.random();
	}
	
	xmlHttp.onreadystatechange=display_image;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function ajax_data_post(target, container, param){
	ajaxRdy = false;
	var data = '';
	div_container = container;
	xmlHttp=GetXmlHttpObject();
	if(xmlHttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}	
	var url=target;	
	if(param!='undefined'){
		data=param;
		//data=data+"&sid="+Math.random();
	}
	xmlHttp.onreadystatechange=display_result;
	xmlHttp.open("POST",url,true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    xmlHttp.setRequestHeader("Content-length", data.length);
    xmlHttp.setRequestHeader("Connection", "close");
	xmlHttp.send(data);
}
function ajax_post(target, container, param){
	ajaxRdy = false;
	var data = '';
	div_container = container;
	xmlHttp=GetXmlHttpObject();
	if(xmlHttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}	
	var url=target;	
	if(param!='undefined'){
		data="param="+param;
		//data=data+"&sid="+Math.random();
	}
	xmlHttp.onreadystatechange=display_result;
	xmlHttp.open("POST",url,true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    xmlHttp.setRequestHeader("Content-length", data.length);
    xmlHttp.setRequestHeader("Connection", "close");
	xmlHttp.send(data);
}
function ajax_data_request(target, container, param){
	ajaxRdy = false;
	var data = '';
	div_container = container;
	xmlHttp=GetXmlHttpObject();
	if(xmlHttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}	
	var url=target;	
	if(param!='undefined'){
		url=url+"?"+param;
		url=url+"&sid="+Math.random();
	}else{
		url=url+"?sid="+Math.random();
	}
	xmlHttp.onreadystatechange=display_result;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function ajax_request(target, container, param){
	ajaxRdy = false;
	div_container = container;
	xmlHttp=GetXmlHttpObject();
	if(xmlHttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}	
	var url=target;	
	if(param!='undefined'){
		url=url+"?param="+param;
		url=url+"&sid="+Math.random();
	}else{
		url=url+"?sid="+Math.random();
	}
	xmlHttp.onreadystatechange=display_result;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function GetXmlHttpObject(){
	var xmlHttp=null;
	try{
		// Firefox, Opera 8.0+, Safari
 		xmlHttp=new XMLHttpRequest();
 	}
	catch (e){
		//Internet Explorer
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  		}
		catch (e){
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}