window.defaultStatus = "Kalkulatory finansowe - gwarancją Twojego profesjonalizmu...";

if(document.images){
    if(navigator.userAgent.indexOf("Opera") != -1){
        op = 1;
    } else {
        ie4 = (document.all && !document.getElementById);
        nn4 = (document.layers);
        ie5 = (document.all && document.getElementById);
        nn6 = (document.addEventListener);
    }
}
function disableselect(e){
return false
}

function reEnable(){
return true
}

//if IE4+
document.onselectstart=new Function ("return false")

//if NS6
if (window.sidebar){
document.onmousedown=disableselect
document.onclick=reEnable
}

function blockError(){return true;}
window.onerror = blockError;
var isNS = (navigator.appName == "Netscape") ? 1 : 0;
var EnableRightClick = 0;
if(isNS) 
document.captureEvents(Event.MOUSEDOWN||Event.MOUSEUP);
function mischandler(){
  if(EnableRightClick==1){ return true; }
  else {return false; }
}
function mousehandler(e){
  if(EnableRightClick==1){ return true; }
  var myevent = (isNS) ? e : event;
  var eventbutton = (isNS) ? myevent.which : myevent.button;
  if((eventbutton==2)||(eventbutton==3)) return false;
}
function keyhandler(e) {
  var myevent = (isNS) ? e : window.event;
  if (myevent.keyCode==96)
    EnableRightClick = 1;
  return;
}
document.oncontextmenu = mischandler;
document.onkeypress = keyhandler;
document.onmousedown = mousehandler;
document.onmouseup = mousehandler;