function yyy() {
	//alert("aaa");
	if ( document.frm.email.value == "Tu Wpisz swój e-mail" )
		document.frm.email.value = "";
}


var ns4=document.layers;
var ie4=document.all;
var ns6=document.getElementById&&!document.all;

if (ns4) crossobj=document.layers.postit
else if (ie4||ns6)
crossobj=ns6? document.getElementById("postit") : document.all.postit;


function closeit(){
if (ie4||ns6)
crossobj.style.visibility="hidden";
else if (ns4)
crossobj.visibility="hide";
}

function showit(){
if (ie4||ns6)
crossobj.style.visibility="visible";
else if (ns4) crossobj.visibility="show";
}