// caching preloader gif
preloaderImg = new Image();
preloaderImg.src = "style/js/ajax_progress.gif";

function getHttpRequest()
{
	request = null;

	if (window.XMLHttpRequest)     
	{
			request = new XMLHttpRequest();     // przeglądarki trzymające się norm
	}
	else
	if (window.ActiveXObject)   // ActiveX version
	{
		   request = new ActiveXObject("Microsoft.XMLHTTP");    // Internet Explorer
	}	
		
	return request;
}

function ajaxRequestData(id, page, method, data)
{
	var request = getHttpRequest();
	if ( request == null )
	{
		alert("XMLHttpRequest - error. Please upgrade your browser (www.firefox.com, www.opera.com)");
		return;
	}
	
   request.onreadystatechange = function () {
								if (request.readyState == 4)
								{
									document.getElementById(id).innerHTML = request.responseText;
									
									
									if (document.getElementById("depkall_player"))
									{
										
										swfPlayer.write("depkall_player");
									}
									
									
									/*
									if (request.responseXML.getElementsByTagName("script"))
									{
										init_js();
									}
									*/
								} 
								else
								{
								   document.getElementById(id).innerHTML = "<div style=\"margin: 15px;\">loading <img src=\"style/js/ajax_progress.gif\" alt=\"loading...\" style=\"vertical-align: middle;\"/></div>"
								}   
						   };
						   
						   
	try {
		if (method == "post")
		{
			request.open( "POST", page, true );
			request.setRequestHeader( 'Content-Type', 'application/x-www-form-urlencoded' );
			request.setRequestHeader( 'Content-length', data.length );		
			request.send(data); 
		}
		else
		{		
		   request.open( "GET", page, true);
		   request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");  
	   	   request.send(null); 
		}
	}
	catch (e) {
		alert("I can't do that");
	}

}