function flash(){
 var divpomin=document.getElementById("pominintro");
	divpomin.innerHTML="";
	document.intro.SetVariable("pominintro", "true");
}


function sprawdz_mail(par1,par2,par3,par4) {
email_err=0;
czeckbox_err=0;
sciezka1=eval("document."+par3);
sciezka2=eval("document."+par4);
if (par2=="valid_check"){
if (!sciezka1.checked) { alert('Wymagana jest zgoda na na przetwarzanie danych.');
 return false;}
}

if (par1=="valid_email"){
	if (sciezka2.value.length==0){ alert ("Wypelnij pole e-mail"); return false;}
	else {
			 Wzor = /^[0-9a-zA-Z.-_]+\@[0-9a-zA-Z-.-_]+\.[0-9a-zA-Z.]{2,4}$/;
			 if (Wzor.test(sciezka2.value)==false) { alert ("Niewlasciwy format adresu e-mail");
			 return false;} 
	}
}
return true;
}

function migajacy_text(id, k1, t1, k2, t2){
//alert("id: " + id);
  if (document.getElementById){
    document.getElementById(id).style.color = k1;
	setTimeout('migajacy_text("' +  id + '","' + k2 + '",' + t2 + ',"' + k1 + '",' + t1 + ')', t1);
  }else if (document.all){
    document.all[id].style.color = k1;
	setTimeout('migajacy_text("' +  id + '","' + k2 + '",' + t2 + ',"' + k1 + '",' + t1 + ')', t1);
  }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function setPointer(theRow, thePointerColor, theNormalBgColor)
{
    var theCells = null;

    if (thePointerColor == '' || typeof(theRow.style) == 'undefined') {
        return false;
    }
    if (typeof(document.getElementsByTagName) != 'undefined') {
        theCells = theRow.getElementsByTagName('td');
    }
    else if (typeof(theRow.cells) != 'undefined') {
        theCells = theRow.cells;
    }
    else {
        return false;
    }

    var rowCellsCnt  = theCells.length;
    var currentColor = null;
    var newColor     = null;
    if (typeof(window.opera) == 'undefined'
        && typeof(theCells[0].getAttribute) != 'undefined' && typeof(theCells[0].getAttribute) != 'undefined') {
        currentColor = theCells[0].getAttribute('bgcolor');
        newColor     = (currentColor.toLowerCase() == thePointerColor.toLowerCase())
                     ? theNormalBgColor
                     : thePointerColor;
        for (var c = 0; c < rowCellsCnt; c++) {
            theCells[c].setAttribute('bgcolor', newColor, 0);
        } // end for
    }
    else {
        currentColor = theCells[0].style.backgroundColor;
        newColor     = (currentColor.toLowerCase() == thePointerColor.toLowerCase())
                     ? theNormalBgColor
                     : thePointerColor;
        for (var c = 0; c < rowCellsCnt; c++) {
            theCells[c].style.backgroundColor = newColor;
        }
    }

    return true;
} 

function usun_biale_znaki(ciag){
	ciag = ciag.replace(/\r/g, " ");
  	ciag = ciag.replace(/[^ A-Za-z0-9`~!@#\$%\^&\*\(\)-_=\+\\\|\]\[\}\{'";:\?\/\.>,<]/g, "");
	ciag = ciag.replace(/'/g, "");
	ciag = ciag.replace(/ +/g, " ");  
	ciag = ciag.replace(/^\s/g, "");
	ciag = ciag.replace(/\s$/g, "");	
	return ciag;
}

function formatuj_liczbe(n, dokladnosc){
	var pom = parseFloat(n);
	return pom.toFixed(dokladnosc);
}

function wylicz_wartosc(pole_baza, pole_zmiana, rabat, pole_vat, opcja){
	if(opcja == 'brutto'){
		document.getElementById(pole_zmiana).value = formatuj_liczbe(document.getElementById(pole_baza).value * (1 + usun_biale_znaki(document.getElementById(pole_vat).value) / 100), 3);
	}else if(opcja == 'netto'){
		document.getElementById(pole_zmiana).value = formatuj_liczbe(document.getElementById(pole_baza).value / (1 + usun_biale_znaki(document.getElementById(pole_vat).value) / 100), 3);
	}
}

function tylko_cyfry(nazwa_pola, max_znakow) {
    document.getElementById(nazwa_pola).value = document.getElementById(nazwa_pola).value.replace(/[^0-9]/g,"");
	if(max_znakow.length > 0){
		document.getElementById(nazwa_pola).value = przytnij_text(document.getElementById(nazwa_pola).value, max_znakow);
	}
}



function makearray(n){ this.length = n; for(var i = 1; i <= n; i++) this[i] = 0; return this; }
var hexa = new makearray(16); for(var i = 0; i < 10; i++) hexa[i] = i; hexa[10]="a"; hexa[11]="b"; hexa[12]="c"; hexa[13]="d"; hexa[14]="e"; hexa[15]="f";
function hex(i){ if (i < 0) return "00"; else if (i >255) return "ff"; else return "" + hexa[Math.floor(i/16)] + hexa[i%16]; }
function setbgColor(r, g, b, obj){ var hr = hex(r); var hg = hex(g); var hb = hex(b); document.getElementById(obj).style.background = "#"+hr+hg+hb; }
function fade(od_r, od_g, od_b, do_r, do_g, do_b, step, i, obj){ var r,g,b,i; r=Math.floor(od_r * ((step-i)/step) + do_r * (i/step)); g=Math.floor(od_g * ((step-i)/step) + do_g * (i/step)); b=Math.floor(od_b * ((step-i)/step) + do_b * (i/step)); if (i <= step) { setbgColor(r,g,b,obj); i++; setTimeout("fade("+od_r+","+od_g+","+od_b+","+do_r+","+do_g+","+do_b+","+step+","+i+",'"+obj+"')",10); } }
function fadein(od_r, od_g, od_b, do_r, do_g, do_b, step, obj) { fade(od_r, od_g, od_b, do_r, do_g, do_b, step, 0, obj); }
function fadeout(od_r, od_g, od_b, do_r, do_g, do_b, step, obj) { fade(od_r, od_g, od_b, do_r, do_g, do_b, step, 0, obj); }