//XMLHttpRequest »ý¼º
function createHttpRequest()
{
	var xmlhttpObj;

	if(window.ActiveXObject)
	{
		//Win e4,e5,e6¿ë
		try 
		{
			xmlhttpObj =  new ActiveXObject("Msxml2.XMLHTTP") ;
		} 
		catch (e) 
		{
			try 
			{
				xmlhttpObj = new ActiveXObject("Microsoft.XMLHTTP") ;
			} 
			catch (e2) 
			{
				xmlhttpObj = null ; 
			}
	 	}
	} 
	else if(window.XMLHttpRequest)
	{
		//Win Mac Linux m1,f1,o8 Mac s1 Linux k3¿ë
		xmlhttpObj = new XMLHttpRequest() ;
	} 
	else 
	{
		xmlhttpObj = null ;
	}

	return xmlhttpObj;
}

//XMLHttpRequest ÀÌ¿ë
function sendRequest(szURL, szData, RecvMethod, method)
{
	var xmlhttpObj = createHttpRequest();

	if(method.toUpperCase() == 'GET') szURL += "?" + szData;
	xmlhttpObj.open(method,szURL, true);
	xmlhttpObj.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=euc-kr');
	xmlhttpObj.send(szData);

	xmlhttpObj.onreadystatechange = function()
	{
		if (xmlhttpObj.readyState == 4)
		{			
			if( RecvMethod != null )
			{
				eval( RecvMethod+'( xmlhttpObj )' );
				return;
			}
		}
	}
}

//µ¿±â
function sendRequestSync(szURL, szData, method)
{
	var xmlhttpObj = createHttpRequest();
	
	if(method.toUpperCase() == 'GET') szURL += "?" + szData;
	xmlhttpObj.open(method,szURL, false);
	xmlhttpObj.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=euc-kr');
	xmlhttpObj.send(szData);

	return xmlhttpObj;
}

//µ¿±â
function sendRequestSync2(szURL, szData, method)
{
	var xmlhttpObj = createHttpRequest();

	if(method.toUpperCase() == 'GET') szURL += "?" + szData;
	else
	{
		xmlhttpObj.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=euc-kr');
	}

	xmlhttpObj.open(method,szURL, false);
	xmlhttpObj.send(szData);
	return xmlhttpObj;
}