var tries = 120;
var waitFlag = false;

function GetXmlHttpObject()
{
	var XMLHttp=null;
	try
	{
		// Firefox, Opera 8.0+, Safari
		XMLHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		var aryXmlHttp = new Array(
								  "MSXML2.XMLHTTP.6.0",
								  "MSXML2.XMLHTTP.5.0",
								  "MSXML2.XMLHTTP.4.0",
								  "MSXML2.XMLHTTP.3.0",
								  "MSXML2.XMLHTTP",
								  "Microsoft.XMLHTTP"
								  );
		for (var i=0; i<aryXmlHttp.length && !XMLHttp; i++)
		{
			try
			{
				XMLHttp = new ActiveXObject(aryXmlHttp[i]);
			} 
			catch (e) {}
		}
	}
	if (!XMLHttp)
	{
		alert("Error: failed to create the XMLHttpRequest object.");
	}
	else 
	{
		return XMLHttp;
	}
}

function AjRequest()
{
	var _xmlobj = this;
	this.xmlhttp = GetXmlHttpObject();
	this.method = '';
	this.url = '';
	this.postdata = '';
	this.div = '';

	this.getResponse = function(url, method, postdata, div)
	{
		HtmlDiv = document.getElementById(div);
		_xmlobj.method = method;
		_xmlobj.url = url;
		_xmlobj.postdata = postdata;
		_xmlobj.div = div;

		if (_xmlobj.xmlhttp)
		{
			_xmlobj.xmlhttp.open(_xmlobj.method, _xmlobj.url, true);
			_xmlobj.xmlhttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
			_xmlobj.xmlhttp.onreadystatechange = function()
			{
				try
				{
					switch(_xmlobj.xmlhttp.readyState)
					{
						case 4:
							if(_xmlobj.xmlhttp.status == 200)
							{
								HtmlDiv.innerHTML = _xmlobj.xmlhttp.responseText;
							}
					}
				}
				catch(e)
				{
					alert(e.toString());
				}
			}
			_xmlobj.xmlhttp.send(_xmlobj.postdata);
		}
	}
}

function receiveMessage(_url, _postdata)
{
	if (tries > 0)
	{
		if (!waitFlag)
		{
			waitFlag = true;
			var xmlHttp = GetXmlHttpObject();
			var timeout = 5000;
			if (xmlHttp)
			{
				var method, url, source, premsg;
				method="POST";
				url = _url;
				postdata = _postdata;
				//url=url+"?id="+_id;
				xmlHttp.open(method,url,true);
				xmlHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
				xmlHttp.onreadystatechange = function()
				{
					try
					{	
						switch(xmlHttp.readyState)
						{
							case 4:
								if(xmlHttp.status == 200)
								{
									var msg = xmlHttp.responseText;
									if ( (msg == 'ACCESS OK') || (msg == 'PEAK'))
									{
										location.href = 'trial_show.asp?' + postdata;
									}
									setTimeout('receiveMessage(\'' + url + '\', \'' + postdata + '\');', timeout);

								}
								else{
									setTimeout('receiveMessage(\'' + url + '\', \'' + postdata + '\');', timeout);
								}
						}
					}
					catch(e)
					{
						setTimeout('receiveMessage(\'' + url + '\', \'' + postdata + '\');', timeout);
					}
				}
				xmlHttp.send(postdata);
				delete xmlHttp;
			}
			else{
			}
			waitFlag = false;
		}
		--tries;
	}
	else
	{
		location.href = 'v_mvdetail.asp?' + postdata;
	}
}