if (parseInt(navigator.appVersion.charAt(0))>=4)
{
	var isNN=(navigator.appName=="Netscape")?1:0;
	var isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;
}
if (navigator.userAgent.indexOf("MSIE") != -1 && navigator.userAgent.indexOf("Windows") != -1) window.attachEvent("onload", alphaImages);
var startScroll = 0;
var textstartScroll = 0;

function scrollUp()
{
	var objDiv = document.getElementById("greenbox");
	objDiv.scrollTop = objDiv.scrollTop +2;
	timerID  = setTimeout("scrollUp()", 1);

}

function scrollDown()
{
	var objDiv = document.getElementById("greenbox");
	objDiv.scrollTop = objDiv.scrollTop - 2;
	timerID  = setTimeout("scrollDown()", 1);

}



function scrolldiv(direction)

{

	if (startScroll == 0)
	{
		startScroll = 1;
		if (direction == "up")
		{
			document.getElementById("btn_down").src = "/images/system/menu/button_az_roll.jpg";
			timerID  = setTimeout("scrollUp()", 1);
		}
		else		
		{
			document.getElementById("btn_up").src = "/images/system/menu/button_fz_roll.jpg";
			timerID  = setTimeout("scrollDown()", 1);
		}
		
	}
		
	
}

function stopscrolldiv()

{
	if (startScroll == 1)
	{
		document.getElementById("btn_up").src = "/images/system/menu/button_fz.jpg";
		document.getElementById("btn_down").src = "/images/system/menu/button_az.jpg";
		clearTimeout(timerID);
		startScroll = 0;
		
	}
		
	
}


function textscrollUp()
{
	var objDiv = document.getElementById("contenttextbox");
	objDiv.scrollTop = objDiv.scrollTop +2;

	timerID  = setTimeout("textscrollUp()", 1);

}

function textscrollDown()
{
	var objDiv = document.getElementById("contenttextbox");
	objDiv.scrollTop = objDiv.scrollTop - 2;
	timerID  = setTimeout("textscrollDown()", 1);

}



function textscrolldiv(direction)

{
	if (textstartScroll == 0)
	{
		textstartScroll = 1;
		if (direction == "up")
		{
			document.getElementById("txtbtn_down").src = "images/system/roll_also_s.jpg";
			timerID  = setTimeout("textscrollUp()", 1);
		}
		else		
		{
			document.getElementById("txtbtn_up").src = "images/system/roll_felso_s.jpg";
			timerID  = setTimeout("textscrollDown()", 1);
		}
		
	}
		
	
}

function textstopscrolldiv()

{
	if (textstartScroll == 1)
	{
		document.getElementById("txtbtn_up").src = "images/system/roll_felso_k.jpg";
		document.getElementById("txtbtn_down").src = "images/system/roll_also_k.jpg";
		clearTimeout(timerID);
		textstartScroll = 0;
		
	}
		
	
}

function showdevelop()
{
	alert("Fejlesztés alatt");
	
}

function SwapHL(kepnev, filename)
{
	document.getElementById(kepnev).src = "/images/system/menu/" + filename + "_roll.jpg"
	
}

function SwapNormal(kepnev, filename)
{
	document.getElementById(kepnev).src = "/images/system/menu/" + filename + ".jpg"
	
}

function popImage(e)
{
	if (!e) var e = window.event;
	if (e.target) 
	{
		var tnfile = e.target.src;
	}
	else
	{
		var tnfile = e.srcElement.src;	
	}
	
	
	var picfilepath = tnfile.substring(0,tnfile.indexOf("tn_"));
	var picfilename = tnfile.substring(tnfile.indexOf("tn_")+3);
	var picfile = picfilepath + picfilename;
	var kepx=800;
	var kepy= 600;
	
	xpos = (screen.width - kepx)/2;
	ypos = (screen.height - kepy)/2;
	var opt="scrollbars='0',status='0',width="+kepx+",height="+kepy+",left="+xpos+",top="+ypos;

	var AutoClose = false;
	
	imgWin=window.open('about:blank','',opt);
	
	with (imgWin.document)
	{
		writeln('<html><head><title>Loading...</title><style>body{margin:0px;}</style>');
		writeln("<script type='text/javascript'> function sizeme(){");
		writeln("iWidth = document.getElementById('actimage').width;");
		writeln("iHeight = document.getElementById('actimage').height;");
		writeln("window.resizeBy(iWidth-800, iHeight-600);");
		writeln("window.moveTo((screen.width-iWidth)/2,(screen.height-iHeight)/2);");
		writeln("}</script>")
		if (!AutoClose) writeln('</head><body onload="javascript:sizeme()" bgcolor=#a7d3f0 scroll="no" ;self.focus()">')
		
		writeln('<img id="actimage" src='+picfile+' style="display:block"></body></html>');
		close();	
		
	}

}


function alphaImages() 
{ 
	var els = document.getElementsByTagName("IMG"); 
	var s, w, h; 
	for (var i=0; i<els.length; i++)
	{	
		s = els[i].src;
		if (s.toLowerCase().indexOf(".png") != -1) 
		{ 
			els[i].src = "/images/system/spacer.gif";
			els[i].style.filter += "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + s + "', sizingMethod=image);"; 
		} 
	}
}

