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

var winn= null;
function foto(id,szer,wys){
  var w = screen.width;
  var h = screen.height;
  var site_url = $('root').value;
  var winnl = (screen.width-w)/2;
  var winnt = (screen.height-h)/2;
  var settings ='height='+h+',';
  settings +='width='+w+',';
  settings +='top='+winnt+',';
  settings +='left='+winnl+',';
  settings +='scrollbars=no,';
  settings +='resizable=yes';
  winn=window.open(site_url+'slajd/?pict='+id,'Zdjęcie',settings);
  if(parseInt(navigator.appVersion) >= 4){winn.window.focus();}
}

var winn= null;
function photo(id,szer,wys){
  var w = screen.width;
  var h = screen.height;
  var site_url = $('root').value;
  var winnl = (screen.width-w)/2;
  var winnt = (screen.height-h)/2;
  var settings ='height='+h+',';
  settings +='width='+w+',';
  settings +='top='+winnt+',';
  settings +='left='+winnl+',';
  settings +='scrollbars=no,';
  settings +='resizable=yes';
  winn=window.open(site_url+'slide/?pict='+id,'Picture',settings);
  if(parseInt(navigator.appVersion) >= 4){winn.window.focus();}
}

function val_reg() {
  var site_url = ge("page_url").value;
  if(ge('imie').value == "") {
    alert("Proszę wpisać imię");
    ge('imie').focus();
    return false;
  }
  if(ge('nazwisko').value == "") {
    alert("Proszę wpisać nazwisko");
    ge('nazwisko').focus();
    return false;
  }
  if(ge('firma').value == "") {
    alert("Proszę wpisać nazwę firmy");
    ge('firma').focus();
    return false;
  }
  if(ge('email').value == "") {
    alert("Proszę wpisać adres e-mail");
    ge('email').focus();
    return false;
  }
  if(ge('email').value != "") {
    var adr = ge('email').value;
    var wzorzec=new RegExp("^[_a-z0-9.-]*[a-z0-9]@[_a-z0-9.-]*[a-z0-9].[a-z]{2,3}$");
    var wynik=adr.match(wzorzec);
     if(!wynik) {
       alert("Proszę poprawnie wpisać adres email");
      ge('email').focus();
      return false;
     }
  }
  if(ge('opis').value == "") {
    alert("Proszę wpisać treść zapytania");
    ge('opis').focus();
    return false;
  }
}

//agent detection
//ie
ie4 = (document.all)? true:false ;
//ns (v4)
ns4 = (document.layers)? true:false ;
//ns (v6)
ns6 = (!document.layers && !document.all && parseFloat(navigator.appVersion) >=5 )? true:false ;
// ----- //


function resizeWinTo( oW,oH ) {
	var x = window; x.resizeTo( oW, oH );
	/*
	var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;
	if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }
	else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }
	else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }
	if( window.opera && !document.childNodes ) { myW += 16; }
	x.resizeTo( oW + ( ( oW + 200 ) - myW ), oH + ( (oH + 200 ) - myH ) );
	*/
	if(ie4) {
		x.resizeTo( oW+50, oH+50);
	} else {
		x.resizeTo( oW, oH);
	}	
	x.moveTo((screen.width-oW)/2,(screen.height-oH)/2);
}

function setDiv() {
	if (document.all)
	{
	  // IE4
	  var height = document.body.offsetHeight - 80;
	}
	else if (document.layers)
	{
	  // NN4
	  height = window.innerHeight - 80;
	}
	else if (document.getElementById)
	{
	  height = window.innerHeight - 80;
	}
	else
	{
	  // pozostałe
	  height = 0;
	}
	$('innerny').style.height = height;
}

function over(lay, name) {	
	if (document.images) {
		if (ns4) document.layers[lay].document.images[name].src = eval (name + "_on.src");
		if (ie4) document.all[lay].document.images[name].src = eval (name + "_on.src");
		if (ns6) document.getElementById(lay).getElementsByTagName("img")[name].src = eval (name + "_on.src");
	}
	return true;
}

function out(lay, name) {	
	if (document.images) {
		if (ns4) document.layers[lay].document.images[name].src = eval (name + ".src");
		if (ie4) document.all[lay].document.images[name].src = eval (name + ".src");
		if (ns6) document.getElementById(lay).getElementsByTagName("img")[name].src = eval (name + ".src");
	}
	return true;
}


var mainPage = false;