function CheckCommentsForm_email2(frmName, en)
{
    if (en){
      kom1="Required fields cannot be left blank.";
      kom2="The email address has wrong format. Please check and try again.";
    }else{
      kom1="Câmpurile marcate sunt obligatorii.";
      kom2="Adresa de email nu este corectã.";
    }

    var idfrm=document.getElementById(frmName);

    var idhaslo=document.getElementById("Hasla_do_monitoringu");
    var iddata1=document.getElementById("Czas_trwania_zamowienia-od");
    var iddata2=document.getElementById("Czas_trwania_zamowienia-do");

    var idklient=document.getElementById("Nazwa_klienta");
    var idosobakontaktowa=document.getElementById("Nazwisko_osoby_kontaktowej");
    var idtelefon=document.getElementById("Telefon");

    var idemail=document.getElementById("Adres_e-mail");
    //alert(idemail.value);

    if(!idemail.value || !idhaslo.value || !iddata1.value || !idklient.value || !idosobakontaktowa.value || !idtelefon.value){
       alert(kom1);
    }

    if(!CyJS_Utils_IsEmailValid(idemail.value)){
      alert(kom2);
    }

        
    if(idemail.value && CyJS_Utils_IsEmailValid(idemail.value) && idhaslo.value && iddata1.value && idklient.value && idosobakontaktowa.value && idtelefon.value){
       //alert("ruszamy.");
       idfrm.submit();
    }
}


function CyJS_Utils_IsEmailValid(checkThisEmail)
{
var myEMailIsValid = true;
var myAtSymbolAt = checkThisEmail.indexOf('@');
var myLastDotAt = checkThisEmail.lastIndexOf('.');
var mySpaceAt = checkThisEmail.indexOf(' ');
var myLength = checkThisEmail.length;


// at least one @ must be present and not before position 2
// @yellow.com : NOT valid
// x@yellow.com : VALID

if (myAtSymbolAt < 1 )
 {myEMailIsValid = false}


// at least one . (dot) afer the @ is required
// x@yellow : NOT valid
// x.y@yellow : NOT valid
// x@yellow.org : VALID

if (myLastDotAt < myAtSymbolAt)
 {myEMailIsValid = false}

// at least two characters [com, uk, fr, ...] must occur after the last . (dot)
// x.y@yellow. : NOT valid
// x.y@yellow.a : NOT valid
// x.y@yellow.ca : VALID

if (myLength - myLastDotAt <= 2)
 {myEMailIsValid = false}


// no empty space " " is permitted (one may trim the email)
// x.y@yell ow.com : NOT valid

if (mySpaceAt != -1)
 {myEMailIsValid = false}


/*if (myEMailIsValid == true)
 {alert("email is VALID")}
else
 {alert("email is NOT valid!")}
*/

return myEMailIsValid
}