if (document.all && /MSIE (5\.5|6)/.test(navigator.userAgent) && document.styleSheets && document.styleSheets[0] && document.styleSheets[0].addRule)
{
  document.styleSheets[0].addRule('*', 'behavior: url(iepngfix.htc)');
}
function f1() {
	document.getElementById("menu").className='l-ofirmie';
}
function f1o() {
	document.getElementById("menu").className='';
}
function f2() {
	document.getElementById("menu").className='l-referencje';
}
function f2o() {
	document.getElementById("menu").className='';
}
function f3() {
	document.getElementById("menu").className='l-oferta';
}
function f3o() {
	document.getElementById("menu").className='';
}
function f4() {
	document.getElementById("menu").className='l-wyposazenie';
}
function f4o() {
	document.getElementById("menu").className='';
}
function f5() {
	document.getElementById("menu").className='l-galeria';
}
function f5o() {
	document.getElementById("menu").className='';
}
function f6() {
	document.getElementById("menu").className='l-kontakt';
}
function f6o() {
	document.getElementById("menu").className='';
}