/*
coded by Kae - http://verens.com/
use this code as you wish, but retain this notice
*/

var kXHR_instances=0;
var kXHR_objs=[];


XMLHttpRequest=function(){
	var i=0;
	var url='';
	var responseText='';
	var iframe='';
	this.onreadystatechange=function(){
		return false;
	}
	this.open=function(method,url){
		//TODO: POST methods
		this.i=++kXHR_instances; // id number of this request
		this.url=url;
		document.body.appendChild(document.createElement('<iframe id="kXHR_iframe_'+this.i+'" style="display:none" src="/"></iframe>'));
	}
	this.send=function(postdata){
		//TODO: use the postdata
		document.getElementById('kXHR_iframe_'+this.i).src=this.url;
		kXHR_objs[this.i]=this;
		setTimeout('XMLHttpRequest_checkState('+this.i+',2)',2);
	}
	return true;
}
XMLHttpRequest_checkState=function(inst,delay){
	var el=document.getElementById('kXHR_iframe_'+inst);
	if(el.readyState=='complete'){
		var responseText=document.frames['kXHR_iframe_'+inst].document.body.innerText;
		kXHR_objs[inst].responseText=responseText;
		kXHR_objs[inst].readyState=4;
		kXHR_objs[inst].status=200;
		kXHR_objs[inst].onreadystatechange();
		el.parentNode.removeChild(el);
	}else{
		delay*=1.5;
		setTimeout('XMLHttpRequest_checkState('+inst+','+delay+')',delay);
	}
}