// JavaScript Document
function showtabs(tab) { 
	var promocje= document.getElementById('promocje');
	var opinie= document.getElementById('opinie');
	//var maps= document.getElementById('maps');
	var produkty= document.getElementById('produkty');
	
	document.getElementById('promocje').style.display='none';
	document.getElementById('opinie').style.display='none';
	//document.getElementById('maps').style.display='none';
	document.getElementById('produkty').style.display='none';
	document.getElementById(tab).style.display='block';
}