// JavaScript Document

function iecheck()
{
	var pos = navigator.userAgent.indexOf("MSIE ");
	if (pos == -1) return false;
	var version = navigator.userAgent.substring(pos + 5);
	return (((version.indexOf("5.5") == 0) || (version.indexOf("6") == 0)  || (version.indexOf("7") == 0) || (version.indexOf("8") == 0)));
}

function ie_png_check()
{
	var pos = navigator.userAgent.indexOf("MSIE ");
	if (pos == -1) return false;
	var version = navigator.userAgent.substring(pos + 5);
	return ((version.indexOf("5.5") == 0) || (version.indexOf("6") == 0));
}

// PNG ALPHA CHANNEL IMG-RE //
function iepng_alphachannel(imgid,timg,size)
{
	if(ie_png_check())
	{
		d = document.getElementById(imgid);
		origsrc = d.src;
		d.src = timg;
		d.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + origsrc + "',sizingMethod='image')";
		d.width = size[0];
		d.height = size[1];
	}
}

// PNG ALPHA CHANNEL DIV BACKGROUND //
function iepng_alphachannel_bg(divid,bgimg,size,method)
{
	if(ie_png_check())
	{
		d = document.getElementById(divid);
		if(method=='image')
		{
			d.style.width = size[0]+"px";
			d.style.height = size[1]+"px";
		}
		d.style.backgroundImage = '';
		d.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + bgimg + "',sizingMethod='" + method + "')";
	}
}

function isempty(str)
{
	var r = new RegExp("^[ .*]$");
	return (r.test(str) || str.length == '');
}

function insertFlash(swf,size,cel,fv)
{
	var str = "";
	var fvstr = "";
	for(var i = 0; i<fv.length; i++)
	{
		fvstr += fv[i][0]+"="+fv[i][1]+"&";
	}
	fvstr = fvstr.substr(0,fvstr.length-1);
	if(iecheck())
	{
		str +='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,47,0" width="'+size[0]+'" height="'+size[1]+'">';
		str +='	<param name="movie" value="'+swf+'" />';
		str +='	<param name="quality" value="high" />';
		str +=' <param name="menu" value="false" />';
		if(fvstr) str += '<param name="flashvars" value="'+fvstr+'" />';
		str +='</object>';

	}
	else
	{
		
		str +='<object type="application/x-shockwave-flash" data="'+swf+'" width="'+size[0]+'" height="'+size[1]+'">';
		str +='<param pluginurl="http://www.macromedia.com/go/getflashplayer">';
		str +='	<param name="menu" value="false" />';
		str +='	<param name="quality" value="high" />';
		if(fvstr) str += '<param name="flashvars" value="'+fvstr+'" />';
		str +='</object>';
	}
	document.getElementById(cel).innerHTML = str;
}

function nldropdown()
{
		var o = document.getElementById("nlgroups").style.display;
		if(o == "none")
		{
			document.getElementById("nlgroups").style.display = "block"; 
		}
		else
		{
			document.getElementById("nlgroups").style.display = "none"; 
		}
}

function naptar_step(ev,ho)
{
	var xmlHttp = new getAjax();
	xmlHttp.onreadystatechange = function()
	{
		if(xmlHttp.readyState==4)
		{
			document.getElementById("mainnaptar").innerHTML = xmlHttp.responseText;
		}
	}
	
	xmlHttp.open("POST","/zugast/moduls/naptar.php",true);
	xmlHttp.setRequestHeader("Content-type","application/x-www-form-urlencoded; charset=iso-8859-2");
	xmlHttp.setRequestHeader("Request-type","XMLHttpRequest");		
	if (xmlHttp.overrideMimeType)	xmlHttp.setRequestHeader("Connection","close");
	querystr = "&year="+ev+"&month="+ho;
	xmlHttp.send(querystr);
}

function getAjax()
{
	var xmlHttp;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp = new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				//A böngésző nem támogatja az ajaxot
				return false;
			}
		}
	}
	return xmlHttp;
}