// ------------------------------------------
function showPhoto(obrazek){
  noweOknoFoto=window.open('showPhoto.php?obrazek='+obrazek,'windowFoto','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,width=200,height=200');
}

// ------------------------------------------
function pobierzPlik(plik) {
  noweOknoPopup = window.open('download.php?plik='+plik,'window','');
}

//-----------------------------------
function sprawdzPole(pole,komunikat){
  pole=document.getElementById(pole);
  if(pole && (pole.value=='' || pole.value==undefined)) {
     alert("Wypełnij pola wymagane:\n\n"+komunikat);
     pole.select();
     pole.focus();
     return false;
  }
  else {
     return true;
  }
}

//---------------------------------
function sprawdzEmail(adres) {
var emailPat=/^(.+)@(.+)\.(.+)$/ ;
var matchArray=adres.match(emailPat);

 	if (matchArray==null)
 	   return false;
   else
      return true;
}

//---------------------------------
function replace(s, t, u) {
// s  string
// t  zamien co
// u  zamien  na
  i = s.indexOf(t);
  r = "";
  if (i == -1) return s;
  r += s.substring(0,i) + u;
  if ( i + t.length < s.length)
    r += replace(s.substring(i + t.length, s.length), t, u);
  return r;
}//function

//---------------------------------
function checkFormSzukaj() {
szukaj = document.getElementById('szukaj');

  if (szukaj.value.length<3 || szukaj.value=='Szukana fraza') {
     alert('Nie wpisano szukanego wyrażenia (min. 3 znaki).');
     szukaj.select();
     szukaj.focus();
     return false;
  }

return true;
}

//---------------------------------
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

//---------------------------------
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

//---------------------------------
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

//---------------------------------
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}