function okno(url,szer,wys,s)
{
var gora = (screen.width-1200)/2;
var bok = (screen.height-500)/2;
window.open(url,'_blank',"width="+szer+",height="+wys+",top="+gora+", left="+bok+",scrollbars="+s+",locationbar=no,menubar=no,personalbar=no,statusbar=yes,toolbar=no, resizable=no'");
}

function CalcIKE()
{
var gora = (screen.width-1200)/2;
var bok = (screen.height-500)/2;
window.open('http://skok.pl/ike','_blank',"width=380,height=360,top="+gora+", left="+bok+",scrollbars=no,locationbar=no,menubar=no,personalbar=no,statusbar=yes,toolbar=no, resizable=no'");
}

function CalcBonus()
{
var gora = (screen.width-1200)/4;
var bok = (screen.height-500)/4;
window.open('http://www.skok.pl/Win.Do?5k06yiU8eM-NQjdUHiATYe-HB9kinjgcyPNc-/PDiHA=;0','_blank',"width=570,height=700,top="+gora+", left="+bok+",scrollbars=yes,locationbar=no,menubar=no,personalbar=no,statusbar=yes,toolbar=no, resizable=no'");
}


function ask(url)
{
var gora = (screen.width-1200)/2;
var bok = (screen.height-500)/2;
window.open(url,'_blank',"width=400,height=350,top="+gora+", left="+bok+",scrollbars=no,locationbar=no,menubar=no,personalbar=no,statusbar=yes,toolbar=no, resizable=no'");
}

function send(url)
{
var gora = (screen.width-1200)/2;
var bok = (screen.height-500)/2;
window.open(url,'_blank',"width=400,height=300,top="+gora+", left="+bok+",scrollbars=no,locationbar=no,menubar=no,personalbar=no,statusbar=yes,toolbar=no, resizable=no'");
}


function valid_form_search(searcher)
{
if((searcher.search.value.length == 0) || (searcher.search.value == 'Szukana fraza'))
{
alert('Proszę podać szukaną frazę.');
searcher.search.focus();
return false;
}
}


function valid_form_search_en(searcher)
{
if((searcher.search.value.length == 0) || (searcher.search.value == 'Search phrase'))
{
alert('Please enter search phrase.');
searcher.search.focus();
return false;
}
}