function makeImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function swapImages(name, url) {
	if (document.images) {
		document[name].src = url;
	}
}


function preloadImages() {
	if (document.images) {
	 	mc_1 = makeImage("images/submenu_ac.gif");
		
 	}		
}

function setBgColor(i_td,i_color) {
		el=document.getElementById(i_td);
		el.style.backgroundColor=i_color;

	}		
function Login() {
	if (document.feForm.login.value == "") 
	{
		alert('Wpisz nazwę użytkownika.');
		return false;
	} 
	else if (document.feForm.pass.value == "") 
	{
		alert('Wpisz hasło.');
		return false;
	}
	else
	{
		return true;
	}
}


function turnOnOffLayer(obj, offset) 
{
    //alert(obj);
	var end = 'menuEndElements';
	//var end = 'test';
	var found = false;
	var found2 = false;
    var browser = (document.all) ? ((document.getElementsByTagName) ? 'ie' : 'op5') : ((document.layers) ? 'ns4' : ((document.getElementById) ? 'ns6' : ''));
	switch (browser) {
		case 'ie':
		case 'op5':
		{
		  found = document.all[obj].style;
		  found2 = document.all[end].style;
		  break;
		}
		case 'ns6':
		{
		  found = document.getElementById(obj).style;
		  found2 = document.getElementById(end).style;
		  break;
		}
    }
	//alert(found.visibility);
    if (found) 
	{
      if (found.visibility == 'visible') 
	  {
        found.visibility = 'hidden';
		
		found2.top = -offset;
      }
      else 
	  {
        found.visibility = 'visible';
		found2.top = 0;
      }
    }
}


//========== POPUP ======================

var PositionX = 300;
var PositionY = 200;
var defaultWidth  = 600;
var defaultHeight = 400;

//kinda important
var AutoClose = true;

//don't touch
function popImage(imageURL,imageTitle){

var imgWin = window.open('','_blank','scrollbars=no,resizable=1,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY);
if( !imgWin ) { return true; } //popup blockers should not cause errors
imgWin.document.write('<html><head><meta http-equiv="Content-type" content="text/html; charset=iso-8859-2"><title>'+imageTitle+'<\/title><script type="text\/javascript">\n'+
'function resizeWinTo() {\n'+
'if( !document.images.length ) { document.images[0] = document.layers[0].images[0]; }'+
'var oH = document.images[0].height, oW = document.images[0].width;\n'+
'if( !oH || window.doneAlready ) { return; }\n'+ //in case images are disabled
'window.doneAlready = true;\n'+ //for Safari and Opera
'var x = window; x.resizeTo( oW + 200, oH + 200 );\n'+
'var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;\n'+
'if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }\n'+
'else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }\n'+
'else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }\n'+
'if( window.opera && !document.childNodes ) { myW += 16; }\n'+
'x.resizeTo( oW = oW + ( ( oW + 200 ) - myW ), oH = oH + ( (oH + 200 ) - myH ) );\n'+
'var scW = screen.availWidth ? screen.availWidth : screen.width;\n'+
'var scH = screen.availHeight ? screen.availHeight : screen.height;\n'+
'}\n'+
'<\/script>'+
'<\/head><body onload="resizeWinTo();"'+(AutoClose?' onblur="self.close();"':'')+'>'+
(document.layers?('<layer left="0" top="0">'):('<div style="position:absolute;left:0px;top:0px;">'))+
'<img src='+imageURL+' alt="Laduje obrazek ..." title="" onload="resizeWinTo();">'+
(document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>');
imgWin.document.close();
if( imgWin.focus ) { imgWin.focus(); }
return false;
}

