function Powieksz(id_gal,id_zdj){
	src = "show_image.php?id_gal="+id_gal+"&id_zdj="+id_zdj;
	LeftPosition = (screen.width) ? (screen.width-680)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-450)/2 : 0;
	ustawienia = 'height=410,width=410,top='+TopPosition+',left='+LeftPosition+',scrollbars=0,noresize,status=1';
	win = window.open(src,'',ustawienia)
}

function WindowSize(){ 
	newWidth = document.images["im"].width + 50; 
	newHeight = document.images["im"].height + 130; 
	window.resizeTo(newWidth, newHeight); 
	self.focus(); 
}