function openWindow(imgAddr, width, height, scrollbars){
	var popupWindow;
	tresc='<HTML>\n<HEAD>\n'
	tresc += '<TITLE>Powiększenie</TITLE>\n'
	tresc += '</HEAD>\n<BODY bottommargin="0" leftmargin="0" topmargin="0" rightmargin="0">\n'
	tresc += '<center><a href="javascript:window.close();"><img src="' + imgAddr + '" border=0></a></center>\n'
	tresc +=' </BODY>\n</HTML>\n'
	popupWindow = window.open('', 'PopUp', 'height='+height+', width='+width+', menubar=no, status=no, toolbar=no, scrollbars='+scrollbars+', screenX=100, screenY=0, left=100, top=0');
	popupWindow.document.open();
	popupWindow.document.write(tresc);
	popupWindow.document.close();
}

function changeImg(imgName){
	document.getElementById('imgTbl').style.background = 'url(\'images_d/'+imgName+'\')';
	document.getElementById('imgHref').href = 'zdjecie.php?file='+imgName;
}

function selectedValue(fieldname){
	//funkcja zwraca aktualna wartosc z pola typu "select"
	return fieldname.options[fieldname.selectedIndex].value;
}

function inputenable(id, state) {
	var divObj = null;
	if (document.getElementById) {
		divObj = document.getElementById(id);
	} else if(document.all) {
		divObj = document.all(id);
	} else if (document.layers) {
		divObj = document.layers[id];
	}
	if(state && divObj) {
		divObj.removeAttribute("readonly");
	} else if(divObj) {
		divObj.setAttribute("readonly", "readonly");
	}
}



// Automatyczny, rozszerzalny  PopUp do obrazków

PositionX = 272;
PositionY = 120;

defaultWidth  = 550;
defaultHeight = 550;

var AutoClose = true;

if (parseInt(navigator.appVersion.charAt(0))>=4){
var isNN=(navigator.appName=="Netscape")?1:0;
var isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;}
var optNN='scrollbars=no,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY;
var optIE='scrollbars=no,width=150,height=100,left='+PositionX+',top='+PositionY;
function popImage(imageURL,imageTitle){
if (isNN){imgWin=window.open('about:blank','',optNN);}
if (isIE){imgWin=window.open('about:blank','',optIE);}
with (imgWin.document){
writeln('<html><head><title>Loading...</title><style>body{margin:0px;}</style>');writeln('<sc'+'ript>');
writeln('var isNN,isIE;');writeln('if (parseInt(navigator.appVersion.charAt(0))>=4){');
writeln('isNN=(navigator.appName=="Netscape")?1:0;');writeln('isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;}');
writeln('function reSizeToImage(){');writeln('if (isIE){');writeln('window.resizeTo(100,100);');
writeln('width=100-(document.body.clientWidth-document.images[0].width);');
writeln('height=100-(document.body.clientHeight-document.images[0].height);');
writeln('window.resizeTo(width,height);}');writeln('if (isNN){');       
writeln('window.innerWidth=document.images["George"].width;');writeln('window.innerHeight=document.images["George"].height;}}');
writeln('function doTitle(){document.title="'+imageTitle+'";}');writeln('</sc'+'ript>');
if (!AutoClose) writeln('</head><body bgcolor=000000 scroll="no" onload="reSizeToImage();doTitle();self.focus()">')
else writeln('</head><body bgcolor=000000 scroll="no" onload="reSizeToImage();doTitle();self.focus()" onblur="self.close()">');
writeln('<a href="javascript:window.close();"><img name="George" src='+imageURL+' border="0" style="display:block"></a></body></html>');
close();
imgWin.document.close()		
}}