function check_form()
{

var dokogo = document.getElementById('do');
var imie = document.getElementById('imie');
var email = document.getElementById('email');
var telefon = document.getElementById('telefon');
var tresc = document.getElementById('zapytanie');
var error = document.getElementById('error');

var blad=0;

	if (dokogo.value == "") {error.innerHTML='Proszę wybrać dział';blad=1; return false;}
	if (imie.value =="" || imie.value=="imię i nazwisko") {error.innerHTML='Proszę wpisać imię i nazwisko';imie.focus();blad=1;return false;}
	if (email.value =="" || email.value=="e-mail") {error.innerHTML='Proszę wpisać adres e-mail';email.focus();blad=1;return false;}
	if (!(/^[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)*@([a-zA-Z0-9_-]+)(\.[a-zA-Z0-9_-]+)*(\.[a-zA-Z]{2,4})$/i.test(email.value)))
	{error.innerHTML='Proszę wpisać poprawny adres e-mail'; email.focus();blad=1;return false;}
	if (tresc.value=="" || tresc.value=="treść zapytania") {error.innerHTML='Proszę wpisać treść wiadomości';tresc.focus();blad=1;return false;}
	
	if (blad==0) {
		xajax_send_email(xajax.getFormValues("formularz"));
		error.innerHTML = '';
		return false;
	}
	
}

function check_kariera()
{

var dokogo = document.getElementById('position');
var imie = document.getElementById('imie');
var email = document.getElementById('email');
var telefon = document.getElementById('telefon');
var error = document.getElementById('error');
var dane = document.getElementById('dane');
var list_file = document.getElementById('list_file');
var cv_file = document.getElementById('cv_file');
var formularz = document.getElementById('formularz');



var blad=0;

	if (dokogo.value == "") {error.innerHTML='Proszę wybrać dział';blad=1; return false;}
	if (imie.value =="" || imie.value == "imię i nazwisko") {error.innerHTML='Proszę wpisać imię i nazwisko';imie.focus();blad=1;return false;}
	if (telefon.value =="" || telefon.value =="Nr telefonu") {error.innerHTML='Proszę wpisać nr telefonu';telefon.focus();blad=1;return false;}
	if (!(/^[0-9-\\\s]+$/i.test(telefon.value)))
	{error.innerHTML='Proszę wpisać poprawny nr telefonu'; telefon.focus();blad=1;return false;}
	if (email.value =="" || email.value=="e-mail") {error.innerHTML='Proszę wpisać adres e-mail';email.focus();blad=1;return false;}
	if (!(/^[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)*@([a-zA-Z0-9_-]+)(\.[a-zA-Z0-9_-]+)*(\.[a-zA-Z]{2,4})$/i.test(email.value)))
	{error.innerHTML='Proszę wpisać poprawny adres e-mail'; email.focus();blad=1;return false;}

	if(LimitAttach(formularz,list_file.value) == false) return false;
	if(LimitAttach(formularz,cv_file.value) == false) return false;
	
	if(dane.checked == false) {error.innerHTML = 'Musisz wyrazić zgodę na przetwarzanie danych osobowych';blad=1;return false;}
	
	if (blad==0) {
		error.innerHTML = '';
		return true;
	}
	
}

extArray = new Array(".pdf", ".doc");

function LimitAttach(form, file) 
{
		
	var error = document.getElementById('error');
	
	allowSubmit = false;
	if (!file) 
	{
		error.innerHTML = "Proszę wybrać plik";
		return false;
	}
	while (file.indexOf("\\") != -1)
			file = file.slice(file.indexOf("\\") + 1);
			ext = file.slice(file.indexOf(".")).toLowerCase();
			for (var i = 0; i < extArray.length; i++) 
			{
				if (extArray[i] == ext) { allowSubmit = true; break; }
			}
			if (allowSubmit) return true;
			else
			
			var komunikat = 'Proszę dodawać tylko pliki w formacie:  ' + extArray.join("  ");
			error.innerHTML = komunikat;
			return false;
}

function check_focus(id,txt) {if (document.getElementById(id).value == txt) document.getElementById(id).value = '';}
function check_blur(id,txt) {if (document.getElementById(id).value == '') document.getElementById(id).value = txt;}

var gal = Array(0);
var scan_tab = Array(0);
// Determine browser and version.

function Browser() {

  var ua, s, i;

  this.isIE    = false;
  this.isNS    = false;
  this.version = null;

  ua = navigator.userAgent;

  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  // Treat any other "Gecko" browser as NS 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}

var browser = new Browser();

// Global object to hold drag information.

var dragObj = new Object();
dragObj.zIndex = 0;

function dragStart(event, id) {

  var el;
  var x, y;

  // If an element id was given, find it. Otherwise use the element being
  // clicked on.

  if (id)
    dragObj.elNode = document.getElementById(id);
  else {
    if (browser.isIE)
      dragObj.elNode = window.event.srcElement;
    if (browser.isNS)
      dragObj.elNode = event.target;

    // If this is a text node, use its parent element.

    if (dragObj.elNode.nodeType == 3)
      dragObj.elNode = dragObj.elNode.parentNode;
  }

  // Get cursor position with respect to the page.

  if (browser.isIE) {
    x = window.event.clientX + document.documentElement.scrollLeft
      + document.body.scrollLeft;
    y = window.event.clientY + document.documentElement.scrollTop
      + document.body.scrollTop;
  }
  if (browser.isNS) {
    x = event.clientX + window.scrollX;
    y = event.clientY + window.scrollY;
  }

  // Save starting positions of cursor and element.

  dragObj.cursorStartX = x;
  dragObj.cursorStartY = y;
  dragObj.elStartLeft  = parseInt(dragObj.elNode.style.left, 10);
  dragObj.elStartTop   = parseInt(dragObj.elNode.style.top,  10);

  if (isNaN(dragObj.elStartLeft)) dragObj.elStartLeft = 0;
  if (isNaN(dragObj.elStartTop))  dragObj.elStartTop  = 0;

  // Update element's z-index.

  dragObj.elNode.style.zIndex = ++dragObj.zIndex;

  // Capture mousemove and mouseup events on the page.

  if (browser.isIE) {
    document.attachEvent("onmousemove", dragGo);
    document.attachEvent("onmouseup",   dragStop);
    window.event.cancelBubble = true;
    window.event.returnValue = false;
  }
  if (browser.isNS) {
    document.addEventListener("mousemove", dragGo,   true);
    document.addEventListener("mouseup",   dragStop, true);
    event.preventDefault();
  }
}

function dragGo(event) {

  var x, y;

  // Get cursor position with respect to the page.

  if (browser.isIE) {
    x = window.event.clientX + document.documentElement.scrollLeft
      + document.body.scrollLeft;
    y = window.event.clientY + document.documentElement.scrollTop
      + document.body.scrollTop;
  }
  if (browser.isNS) {
    x = event.clientX + window.scrollX;
    y = event.clientY + window.scrollY;
  }

  // Move drag element by the same amount the cursor has moved.

  dragObj.elNode.style.left = (dragObj.elStartLeft + x - dragObj.cursorStartX) + "px";
  dragObj.elNode.style.top  = (dragObj.elStartTop  + y - dragObj.cursorStartY) + "px";

  if (browser.isIE) {
    window.event.cancelBubble = true;
    window.event.returnValue = false;
  }
  if (browser.isNS)
    event.preventDefault();
}

function dragStop(event) {

  // Clear the drag element global.

  dragObj.elNode = null;

  // Stop capturing mousemove and mouseup events.

  if (browser.isIE) {
    document.detachEvent("onmousemove", dragGo);
    document.detachEvent("onmouseup",   dragStop);
  }
  if (browser.isNS) {
    document.removeEventListener("mousemove", dragGo,   true);
    document.removeEventListener("mouseup",   dragStop, true);
  }
}

function $(id) {
	return document.getElementById(id);
}


function galeria(id,galeria,title) {
	
   	if(!gal[id]) {
   		
   	
   	imagebrowser = document.createElement("div");	
   	imagebrowser.setAttribute("id","outerDiv"+id);
   	imagebrowser.setAttribute("class","boxA");
   	imagebrowser.setAttribute("className", "boxA");

   	$("parent").appendChild(imagebrowser);
   	
   	
   	if (window.innerHeight) {
    pos = window.pageYOffset
	}
	else if (document.documentElement && document.documentElement.scrollTop) {
    pos = document.documentElement.scrollTop
	}
	else if (document.body) {
    pos = document.body.scrollTop
  	}
   	
  	
  	if(window.innerHeight) {
	pos2 = window.innerHeight;
    } 
    else if( document.documentElement && document.documentElement.clientHeight ) {
	pos2 = document.documentElement.clientHeight;
	} 
	else if( document.body && document.body.clientHeight ) {
	pos2 = document.body.clientHeight;
    }
  	
  	
  	
   	$("outerDiv"+id).style.marginLeft = parseInt((document.body.clientWidth / 2) - 300) + "px";
	$("outerDiv"+id).style.marginTop =  parseInt(pos) + parseInt(pos2 / 2) - 220 + "px"; 
	
   	pasek_tyt = document.createElement("div");	
   	pasek_tyt.innerHTML = "<span style='width:600px;height:25px' onmousedown=\"dragStart(event, 'outerDiv"+id+"');\"><table width='600' height='25'><tr><td width='560'><span class='title'>Galeria: </span><span class='title' id='title"+id+"' style='font-weight:bold'>"+title+"</span></td><td align='right'><a href=\"javascript:close('outerDiv"+id+"\');\"><img src='./public/img/close.gif'></a><td></tr></table></span>";	
   	pasek_tyt.setAttribute("class","boxB");  
   	pasek_tyt.setAttribute("className", "boxB"); 	
	imagebrowser.appendChild(pasek_tyt);
	 		
		
	odp = document.createElement("div");
	odp.innerHTML = "<table style='height:415px; width:100%;'><tr><td><center><img src='./public/img/loading.gif'></center></td></tr></table>";
	odp.setAttribute("id","odp"+id);
	
	imagebrowser.appendChild(odp);
	xajax_galeria(id,galeria);
	
	
	}
	  
	$("outerDiv"+id).style.display = "block";

	gal[id] = 1;
}

function close(div) {
	$(div).style.display = "none";
}

function zmien(id,fotka) {
	$("fotka_duza"+id).src = "admin/galeria/"+fotka;
	
}



function scan(id,fotka,szerokosc,wysokosc,title) {
	
   	if(!scan_tab[id]) {
   		
   	
   	imagebrowser = document.createElement("div");	
   	imagebrowser.setAttribute("id","outerDiv"+id);
   	imagebrowser.setAttribute("class","boxA");
   	imagebrowser.setAttribute("className", "boxA");

   	
   	$("parent").appendChild(imagebrowser);
   	
   	
   	
   	if (window.innerHeight) {
    pos = window.pageYOffset
	}
	else if (document.documentElement && document.documentElement.scrollTop) {
    pos = document.documentElement.scrollTop
	}
	else if (document.body) {
    pos = document.body.scrollTop
  	}
   	
  	
  	if(window.innerHeight) {
	pos2 = window.innerHeight;
    } 
    else if( document.documentElement && document.documentElement.clientHeight ) {
	pos2 = document.documentElement.clientHeight;
	} 
	else if( document.body && document.body.clientHeight ) {
	pos2 = document.body.clientHeight;
    }
  	var szer = (+szerokosc) + (+10);
    var wys = (+wysokosc) + (+33);
  	$("outerDiv"+id).style.width = szer+"px";
  	
  	$("outerDiv"+id).style.height = wys+"px";
   	$("outerDiv"+id).style.marginLeft = parseInt((document.body.clientWidth / 2) - szer/2) + "px";
	$("outerDiv"+id).style.marginTop =  parseInt(pos) + parseInt(pos2 / 2) - wys/2 + "px"; 
	
   	pasek_tyt = document.createElement("div");	
   	pasek_tyt.innerHTML = "<span style='width:100%;height:25px' onmousedown=\"dragStart(event, 'outerDiv"+id+"');\"><table width='100%' height='25'><tr><td width='80%'><span class='title'></span><span class='title' id='title"+id+"' style='font-weight:bold'>"+title+"</span></td><td align='right' width='20%'><a href=\"javascript:close('outerDiv"+id+"\');\"><img src='./public/img/close.gif'></a><td></tr></table></span>";	
   	pasek_tyt.setAttribute("class","boxB");  
   	pasek_tyt.setAttribute("id","pasek_tytulu"+id); 
   	pasek_tyt.setAttribute("className", "boxB"); 	
	imagebrowser.appendChild(pasek_tyt);
	$("pasek_tytulu"+id).style.width = szer+"px";		
		
	odp = document.createElement("div");
	odp.innerHTML = "<table width='100%' style=\"background-image: url('./public/img/loading.gif');background-repeat: no-repeat;background-position: center center;\" height='"+wysokosc+"'><tr><td><center><img src='admin/galeria/"+fotka+"'></center></td></tr></table>";
	odp.setAttribute("id","odp"+id);
	
	imagebrowser.appendChild(odp);

	
	
	}
	  
	$("outerDiv"+id).style.display = "block";

	scan_tab[id] = 1;
}


function search() {
	szukajka = document.getElementById('szukajka');
	
	if(szukajka.search_input.value != "wpisz szukaną frazę" && szukajka.search_input.value.length > 3) {
	
	szukajka.submit();
	return true;
	}
	
	return false;
	
}

function resize_font(size,id)
{
	var td1, listing1, i, j;
	
	listing1 = document.getElementById(id);
	
	listing1.style.fontSize = size;
	
	if (listing1)
	{
		td1 = listing1.getElementsByTagName('td');
		p1 = listing1.getElementsByTagName('p');
		
		for(i=0; i<td1.length; i++)
		{
    		td1[i].style.fontSize = size;
		}
		
		for(j=0; j<p1.length; j++)
		{
    		p1[j].style.fontSize = size;
		}
	}

}