var xmlHttp;
var defid;

function kjx(str, max, php, tid) {
	// image loader by http://www.ajaxload.info/
	
	defid = tid;
	if (str.length==0 || php.length==0 || max.length==0 || tid.length==0) { 
		document.getElementById(tid).innerHTML="";
		return
	}
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null) {
		alert ("Browser does not support HTTP Request");
		return
	} 
	var url="/ajax/"+php+".php";
	url=url+"?taskId="+tid;
	url=url+"&str="+str;
	url=url+"&max="+max;
	url=url+"&sid="+Math.random();
	
	xmlHttp.onreadystatechange = stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
} 

function stateChanged() { 
 	
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") { 
		document.getElementById(defid).innerHTML=xmlHttp.responseText;
		eval(defid+'ret()');
	}	
} 

function GetXmlHttpObject() { 
	var objXMLHttp=null;
	if (window.XMLHttpRequest) {
		objXMLHttp=new XMLHttpRequest();
	}
	else if (window.ActiveXObject) {
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	return objXMLHttp;
}