function OtevriZavri( OvladanyDiv, OvladanyImg ){
      var blok = document.getElementById( OvladanyDiv );
      if( blok.style.display == "none" ){
          if(OvladanyImg) document.getElementById( OvladanyImg ).src = "/inshop/layout/pictures/menu_minus.gif";
          blok.style.display = "block";
      } else {
          if(OvladanyImg) document.getElementById( OvladanyImg ).src = "/inshop/layout/pictures/menu_plus.gif";
          blok.style.display = "none";
      }
}
      
function zobraz_vetu(Obj, Id_divu, Veta){

    var blok = document.getElementById(Id_divu);
    var bloka_veta = document.getElementById(Obj);

    if( blok.style.display == "none" ){
        blok.style.display = "block";
        bloka_veta.innerHTML = "Skrýt "+Veta;
    } else {
        blok.style.display = "none";
        bloka_veta.innerHTML = "Zobrazit "+Veta;
    }

}
    
function OtevriCheck(obj){

    var checkbox = document.getElementById(obj + "1");
    var blok = document.getElementById(obj);

    if( checkbox.checked == true ){
        blok.style.display = "block";
    } else {
        blok.style.display = "none";
    }

}

function kontrolaUdaju(){

    var imagef = "";
    var chyby = "";
    var povinnePole = Array(
        "invoiceaddress.firstname:Jméno",
        "invoiceaddress.surname:Příjmení",
        "invoiceaddress.Street:Adresa",
        "invoiceaddress.StreetNo:č.pop",
        "invoiceaddress.ZipCode:PSČ",
        "invoiceaddress.City:Město",
        "invoiceaddress.Phone:Telefon",
        "DeliveryAddress.Email:Email"
    );

    for( var i = 0; i < povinnePole.length; i++){
        var pole = povinnePole[i].split(":");
//         imagef = imagef + pole[0] + "<br>";
//         imagef = imagef + pole[1] + "<br><br>";

        if( document.getElementById(pole[0]) ){ // existuje toto pole
            if( document.getElementById(pole[0]).value.length == 0 ){ // kontrola zda je vyplněné
                chyby = chyby + pole[1] + ", ";
            }
        }

    }

    if( chyby != "" ){
        var sysmsg = '<b>Nejsou vyplněna všechna povinná pole.</b><br />Vyplňte následující pole: ' + chyby;
//         alert( sysmsg );
        sysmsg += '<br><input type="button" value="Pokračovat" disabled="disabled" >';
        document.getElementById('sys-varovani').innerHTML = sysmsg;
        document.getElementById('tl_koupit').style.display = "none";

    } else {
        document.getElementById('tl_koupit').style.display = "block";
        document.getElementById('sys-varovani').innerHTML = "";
    }


}

function country( obj ){

    if( document.getElementById('invoiceaddress.Country') ){

        document.getElementById('invoiceaddress.Country').value = obj.value;

    }

}