//SPRAWDZENIE PRZEGLADARKI
//--------------------------
function potwierdzenie(tresc){
 if(confirm(tresc)){return true;} else {return false;}
}
//-------------------------------------------------------------------------------
function preloadImage(path)
{
 var d=document;
 if(d.images)
 {
  if(!d.arrPhotos) d.arrPhotos=new Array();
  var j = d.arrPhotos.length;
  d.arrPhotos[j]=new Image;
  d.arrPhotos[j].src = path;
 }
}
//-------------------------------------------------------------------------------
function getMouseXY(e)
{
  marginT = 0;
  marginL = 10;
  if(document.documentElement && document.documentElement.scrollTop)
  {
    scrollL = document.documentElement.scrollLeft;
    scrollT = document.documentElement.scrollTop;
  }
  else{
    scrollL = document.body.scrollLeft;
    scrollT = document.body.scrollTop;
  }

  mousex = (window.Event) ? e.pageX : window.event.x + scrollL + marginL;
  mousey = (window.Event) ? e.pageY : window.event.y + scrollT + marginT;
  //alert(mousex);
}
//-------------------------------------------------------------------------------
var info = {

blocked : false,
timerId : null,

showInfo : function(e,text)
{
  var div = document.getElementById('info_msg');
  if(div && !info.blocked)
  {
   info.blocked = true;

   div.innerHTML = text;
   div.style.visibility = 'visible';

   getMouseXY(e);
   div.style.top = String(mousey) + 'px';
   div.style.left = String(mousex) + 'px';
  }
},
//-------------------------------------------------------------------------------
hideInfo :function()
{
  info.timerId = setTimeout('info.hideInfoTime()',2000);
},
//-------------------------------------------------------------------------------
hideInfoTime : function()
{
  var div = document.getElementById('info_msg');
  if(div && info.blocked)
  {
   div.style.visibility = 'hidden';
   clearTimeout(info.timerId);
   info.blocked = false;;
  }
}
//-------------------------------------------------------------------------------
}
//===============================================================================
function getBrowser()
{
 if(navigator.appName.substring(0,1)=="M")
  {return "ie";}
 else if(navigator.appName.substring(0,1)=="N")
  {return "ns";}
 else {return navigator.appName;}
}
//------Podgl±d strony --------------------
function openPage(url,w,h)
{
 if(url == "")
 {
  alert("brak podanego adresu url")
  return false;
 }

 win = window.open(url,"podglad","width="+w+",height="+h);
 if(window.focus) { win.focus();}
 return false;
}
//--------------------------
function setCookie(name,value,minutes) {
 var date = new Date();
 date.setTime(date.getTime()+(minutes*60*1000));
 var expires = "expires="+date.toGMTString();

 cookiestring=name+"="+escape(value)+";"+expires+";path=/";
 document.cookie=cookiestring;
}
//--------------------------
function hideReklama(id)
{
 var layer = document.getElementById(id);
 if(layer)
 {
  layer.style.visibility = 'hidden';
 }
}
//-------------------------
function showReklama(id)
{
 var layer = document.getElementById(id);
 if(layer)
 {
  ScaleReklama(id);
  layer.style.visibility = 'visible';
 }
}
//-------------------------------------------------------------------------------
function scaleReklama(id)
{
 var layer = document.getElementById(id);
 if(layer)
 {
  var szer = screen.width;
  var wys = screen.height;

  layer.style.left = Math.round((szer - 300) / 2);
  layer.style.marginTop = Math.round(wys * 0.10);
 }
}
//-------------------------------------------------------------------------------
function setFocusForm()
{
 var num_form = 0;
 var num_field = 0;

 if(typeof(arguments[0]) == 'number') num_form = arguments[0];
 if(typeof(arguments[1]) == 'number') num_field = arguments[1];

 var frm = document.forms[num_form];

 if(frm)
 {
  if(arguments[1] && frm.elements[num_field].type != 'hidden')
  {
   frm.elements[num_field].focus();
   return;
  }
  else{
   for(i=0;i<frm.elements.length;i++)
   {
     if(frm.elements[i].type != 'hidden') { frm.elements[i].focus();return; }
   }
   //--
  }
 }


}
//wyszukiwarka-------------------------------------------------- ----------------
function szukarkaInit()
{
 var frm = document.frm_szukaj;
 var szukaj = frm.txt_szukaj;
 var btn = frm.btn_szukaj;
 var search_word='szukaj...';

 if(frm && szukaj && btn)
 {
   szukaj.value=search_word;
   val = szukaj.value;
   btn.onclick = function()
   {
     if(search_word == szukaj.value) szukaj.value='';return true;
   }
   szukaj.onfocus = function() { szukaj.value=''; }
   szukaj.onblur = function()
   {
     if(szukaj.value == '') szukaj.value=search_word;return true;
   }
 }
}