public void fillUserData(UserData userData, boolean formType) {
		type(By.name("firstname"), userData.userName);
		type(By.name("lastname"), userData.userSndName);
		type(By.name("address"), userData.userMainAddress);
		type(By.name("home"), userData.userHomeTelephone);
		type(By.name("mobile"), userData.userMobilePhone);
		type(By.name("work"), userData.userWorkTelephone);
		type(By.name("email"), userData.userEmail);
	    selectByText(By.name("bday"), userData.userBrthDay);
	    selectByText(By.name("bmonth"), userData.userBrthMonth);
		type(By.name("byear"), userData.userBrthYear);
		if (formType == ADDING){
			selectByText(By.name("new_group"), userData.userGroupName);
		}else if (formType == MODIFICATION){
			if (driver.findElements(By.name("new_group")).size() != 0){
				throw new Error("Group selector contains on the group modification form.");
			}
		}
		type(By.name("address2"), userData.userSndAddress);
		type(By.name("phone2"), userData.userSndPhone);
	}