function getPageSize(){
			
			var xScroll, yScroll;
			if (document.body)
			{
			  if (window.innerHeight && window.scrollMaxY) {	
 				 xScroll = document.body.scrollWidth;
				 yScroll = window.innerHeight + window.scrollMaxY;
			  	} else
			   	if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
 					 xScroll = document.body.scrollWidth;
					 yScroll = document.body.scrollHeight;
			 	} 	else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		 			xScroll = document.body.offsetWidth;
					yScroll = document.body.offsetHeight;
		   		}
			}
			var windowWidth, windowHeight;
			if (self.innerHeight) {	// all except Explorer
				windowWidth = self.innerWidth;
				windowHeight = self.innerHeight;
			} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
				windowWidth = document.documentElement.clientWidth;
				windowHeight = document.documentElement.clientHeight;
			} else if (document.body) { // other Explorers
				windowWidth = document.body.clientWidth;
				windowHeight = document.body.clientHeight;
			}	
			
			// for small pages with total height less then height of the viewport
			if(yScroll < windowHeight){
				pageHeight = windowHeight;
			} else { 
				pageHeight = yScroll;
			}
		
			// for small pages with total width less then width of the viewport
			if(xScroll < windowWidth){	
				pageWidth = windowWidth;
			} else {
				pageWidth = xScroll;
			}
		
			arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
			return arrayPageSize;
		}
		
		var arrayPageSize = getPageSize();
		
		//var widthZ = arrayPageSize[2]+'px';
		//var heightZ = arrayPageSize[1]+'px';
		var marg = arrayPageSize[2]/2 - 350+'px';
		var topg = screen.height/2 - 210;
		var ttop = typeof window.pageYOffset != 'undefined' ? window.pageYOffset:document.documentElement && document.documentElement.scrollTop ? document.documentElement.scrollTop: document.body.scrollTop? document.body.scrollTop:0; 
		
	
		function BrowserCheck()
{
	// OPERA
	if (navigator.userAgent.indexOf("Opera")!=-1 && document.getElementById) browser="OP";
	// Internet Explorer e.g. IE4 upwards :
	if (document.all) browser="IE";
	// Netscape version 4
	if (document.layers) browser="NN";
	//Mozila e.g. Netscape 6 upwards
	if (!document.all && document.getElementById) browser="MO";
	return browser;
}

function DisplayLayer(id,action)
{
	// Sprawdzanie wersji przegl?darki
	browser = BrowserCheck();

	wynik=false;

	if ((browser == "IE") && (document.all[id]))
	{
		eval("document.all." + id + ".style.display = '" + action + "'");
		wynik = true;
	}
	if ((browser == "NN") && (document[id]))
	{
		eval("document." + id + ".display = '" + action + "'");
		wynik = true;
	}
	if ((browser == "MO" || browser == "OP") && (document.getElementById(id)))
	{
		eval("document.getElementById('" + id + "').style.display = '" + action + "'");
		wynik = true;
	}

	return wynik;
}

function TakNie(txt, delUrl) {
	if(confirm(txt)) {
		document.location = delUrl;
	}
}