function findPosX(obj)
		{
			var curleft = 0;
			if (obj.offsetParent)
			{
				while (obj.offsetParent)
				{
					curleft += obj.offsetLeft
					obj = obj.offsetParent;
				}
			}
			else if (obj.x)
				curleft += obj.x;
			return curleft;
		}

		function findPosY(obj)
		{
			var curtop = 0;
			if (obj.offsetParent)
			{
				while (obj.offsetParent)
				{
					curtop += obj.offsetTop
					obj = obj.offsetParent;
				}
			}
			else if (obj.y)
				curtop += obj.y;
			return curtop;
		}
		function BuildMenu()
		{
		//----------------------------------------
		// Skoda Top Menu Items
		// JScript source code for SkodaTopMenu
		// S K O D A   A U T O   a . s .
		//----------------------------------------

		//detect menu span and position
		var PositionSpan=document.getElementById('MenuPositionSpan')
		var left_pos=findPosX(PositionSpan);
		var top_pos=findPosY(PositionSpan);

// MM modification -----------
		var rightFactor = 0;
		var topFactor = 50;
// ---------------------------

		//detect browser type
		//bwExplorer = (navigator.appName == 'Microsoft Internet Explorer') ? "True" : "False";
		bwNetscape = (navigator.appName == 'Netscape') ? "True" : "False";
		agent = navigator.userAgent;
		if (((agent.toLowerCase().indexOf('opera 7')>-1) || (agent.toLowerCase().indexOf('opera/7')>-1))) {bwOpera = "True";} else {bwOpera = "False";}

		//defining styles for different browsers
		var TOP_STYLE_ON = "TopOn";
		var TOP_STYLE_OVER = "TopOver";
		var SUB_STYLE_ON = "SubOn";
		var SUB_STYLE_OVER = "SubOver";
		var SUB_STYLE_ON_BOTTOM = "SubOnBottom";
		var SUB_STYLE_OVER_BOTTOM = "SubOverBottom";
		opera_pos = 1;
		level_off = 20 - topFactor;
		if (bwNetscape == "True") 
			{ 
				opera_pos = 1;
				level_off = 20;
				TOP_STYLE_ON = "TopOn";
				TOP_STYLE_OVER = "NetscapeTopOver";
				SUB_STYLE_ON = "SubOn";
				SUB_STYLE_OVER = "NetscapeSubOver";
				SUB_STYLE_ON_BOTTOM = "SubOnBottom";
				SUB_STYLE_OVER_BOTTOM = "SubOverBottom";
			}
		if (bwOpera == "True") 
			{ 
				opera_pos = 4;
				level_off = 22 - topFactor;
				TOP_STYLE_ON = "OperaTopOn";
				TOP_STYLE_OVER = "OperaTopOver";
				SUB_STYLE_ON = "SubOn";
				SUB_STYLE_OVER = "SubOver";
				SUB_STYLE_ON_BOTTOM = "SubOnBottom";
				SUB_STYLE_OVER_BOTTOM = "SubOverBottom";
			}
// początek menu
		//Definition of menu items
		//Item attributes : itemName, itemPosition[left,top], itemSize[height,width], itemOff[left,top], 
		//					itemLevelOff[left,top], itemUrl, itemStyle[styleOn, styleOff], itemDescription

		var defLeft = rightFactor + left_pos + opera_pos;
		var defTop = topFactor + top_pos + opera_pos;

		var skodaTopMenuItems = 
		[
			// default value for first level - position, size, item off, style nad url
			{"itemPosition": [defLeft, defTop], "itemSize": [20,190], "itemOff": [190,0], "itemStyle": [TOP_STYLE_ON, TOP_STYLE_OVER], "itemUrl": "none"},
			
			//first level
			{"itemName": "","itemPosition": [defLeft, defTop], "itemSize": [20, 190], "itemOff": [190,0], "itemUrl": "none", "itemDescription": "","itemSubMenu":                 
			[	//second level
				// default value for second level - size, item off, level off, style and url
				{"itemSize": [22, 140], "itemOff": [0,22], "itemLevelOff": [190,-3], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},

           		{"itemName": " >  Kursy semestralne", "itemUrl": "main.php?fid=92&pg=10&id_lang=0", "itemDescription": "", "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER]},

           		{"itemName": " >  Kursy wakacyjne", "itemUrl": "main.php?fid=92&pg=11&id_lang=0", "itemDescription": "", "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER]}

           			
            ]}

// koniec menu


		];
		
		SkodaMenu(skodaTopMenuItems);
		menuBuilded=true;
		}
		
		var menuBuilded=false
		
		function onResizeRebuildMenu()
		{
			if (!menuBuilded)
				return;
			try
			{
				if (document.getElementById('MainMenuSpan') != null)
					{document.body.removeChild(document.getElementById('MainMenuSpan'));}
			}catch(e){}
			BuildMenu();
		}