function valid_register(myform,login_user){

//dane logowania 
		if(myform.db_login) {
			
			if (myform.db_login.value == ""){
		  		alert (l_reg1);
		  		myform.db_login.focus();
		  		return false;
		  	}else if (!valid_email(myform.db_login.value)) {
		  		alert (l_reg2);
		 	 	myform.db_login.focus();
		  		return false;
		  	}
			if (login_user==false){
				if (!myform.db_passwd.value.length){
					alert(l_reg3);
					myform.db_passwd.focus()
					return false;
				}
			}
		}
		
		if (login_user==false){
			if (myform.db_passwd.value!=myform.passwd_c.value || myform.db_passwd.value=='' )
			{
				alert(l_reg4); 
				myform.db_passwd.focus(); 
				return false;
			}
		}
		
		//dane do wysylki
		if(!myform.db_s_firstname.value.length) {
		    alert(l_reg5);
			myform.db_s_firstname.focus()
			return false;
		}
		if(!myform.db_s_lastname.value.length) {
		    alert(l_reg6);
			myform.db_s_lastname.focus()
			return false;
		}
		if(!myform.db_s_street.value.length) {
		    alert(l_reg7);
			myform.db_s_street.focus()
			return false;
		}
		if(!myform.db_s_city.value.length) {
		    alert(l_reg8);
			myform.db_s_city.focus()
			return false;
		}
		if(!myform.db_s_zip.value.length) {
		    alert(l_reg9);
			myform.db_s_zip.focus()
			return false;
		}
		if (valid_postcode(myform.db_s_zip.value)){}
		else{
			 alert (l_ord_val15);
			 myform.db_s_zip.focus();
			 return false; 
		}
		if(!myform.db_s_woj.value.length) {
		    alert(l_reg11);
			myform.db_s_woj.focus()
			return false;
		}

		if ( (valid_phone(myform.db_s_phone.value)) || (valid_phone(myform.db_s_phone_kom.value)) ) {}
		 else{
			 alert (l_ord_val9b);
			 myform.db_s_phone.focus();
			 return false;
		 }
		
		return true;
}

function passwdCheck(update_passwd){
		
	if (!update_passwd.db_passwd.value.length){
			alert(l_reg14);
			update_passwd.db_passwd.focus()
			return false;
		}
	if (update_passwd.db_passwd.value!=update_passwd.passwd_c.value || update_passwd.db_passwd.value=='' )
	{
		alert(l_reg15); 
		update_passwd.db_passwd.focus(); 
		return false;
	}	
	
	return true;
}