function displayWindow(url, width, height, scroll) {
       var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',scrollbars= '+ scroll +',resizable=0,menubar=no' );
       Win.focus();
}
function decision(message, url){
if(confirm(message)) location.href = url;
}
//
//
function CheckAll() {
  for (var i = 0; i < document.forms[0].elements.length; i++) {
    if(document.forms[0].elements[i].type == 'checkbox'){
      document.forms[0].elements[i].checked =         !(document.forms[0].elements[i].checked);
    }
  }
}
//
//
function confirmSubmit(co)
{
var agree=confirm("Czy na pewno chcesz " + co + "?");
if (agree)
	return true ;
else
	return false ;
}