function fotka(soubor, sirka, vyska)	
	{
	var okno ='';
	var X, Y, vlevo, nahore = 0;
	X = screen.availWidth;
	Y = screen.availHeight;
	sirka+=28;
	vyska+=32;
	if(Y < vyska)
		{vyska = Y; nahore = 0}
	else
		{nahore = (Y - vyska)/2};
	if(X < sirka)
		{sirka = X; vlevo = 0}
	else
		{vlevo = (X - sirka)/2}; 
	okno = window.open("fotka.html", "fotka", "resizable=1, scrollbars=1");
	okno.moveTo(vlevo, nahore);
	okno.resizeTo(sirka, vyska); 
	okno.document.write("<html>");
	okno.document.write("<head>");
	okno.document.write("<title>Arte Para Todos</title>");	
	okno.document.write("</head>");
	okno.document.write("<body bgcolor='Black'>");
	okno.document.write("<p align='center'>");
	okno.document.write("<img src='"+soubor+"' style='top: 0px; left: 0px; position: absolute;'>");
	okno.document.write("</p>");
	okno.document.write("</body>");	
	okno.document.write("</html>");	
	okno.focus();
	}