/**
Funkcje i metody pomocnicze
**/
function gup( name )
{
name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
var regexS = "[\\?&]"+name+"=([^&#]*)";
var regex = new RegExp( regexS );
var results = regex.exec( window.location.href );
if( results == null )
return "";
else
return results[1];
}

function urlParams(){
var urlArr = window.location.href.split('?');
if(urlArr[1])
return '?'+urlArr[1];
else 
return "";
}

function setNewUrl( mainUrl ){
var url = mainUrl + urlParams();
window.location.href = url;
return;
}