private void txtSearch_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter && this.txtSearch.Text != string.Empty)
            {
                if (!this.socketHelper.IsAuthorized)
                {
                    return;
                }

                if (this.pnlAvailableUsers == null)
                {
                    this.pnlAvailableUsers = new Panel();

                    this.CreateGroupHeader("AVAILABLE USERS", this.pnlAvailableUsers, lblContactsList.Location, lblSeparator.Location);

                    this.pnlAvailableUsers.Name     = "pnlAvailableUsers";
                    this.pnlAvailableUsers.Location = pnlContactsContainer.Location;
                    this.pnlAvailableUsers.Size     = new Size(pnlContactsContainer.Size.Width, pnlContactsContainer.Size.Height - txtSearch.Height);
                }
                else
                {
                    this.ClearAvailableUsersList();
                }

                List <AccountInformation> users = WebConnector.GetAvailableUsers(this.txtSearch.Text, this.accountInfo.Id);

                foreach (AccountInformation contact in this.contacts.ContactsList)
                {
                    users.RemoveAll(user => user.Id == contact.Id);
                }

                this.pnlDashboard.Controls.Add(pnlAvailableUsers);
                this.pnlContactsContainer.Hide();

                // Add user controls to the available users container
                this.ListAvailableUsers(users);
                this.isSearchViewLoaded = true;
            }
        }