private void submitButtonClicked(object sender, EventArgs e)
        {
            Issue         issue         = new Issue();
            ProjectMember projectMember = projectMemberController.getMemberByProjectId(((Project)projectComboBox.SelectedItem).ProjectId, true).Find(x => x.Role == "ProjectManager");

            issue.ProjectId        = ((Project)projectComboBox.SelectedItem).ProjectId;
            issue.IssueName        = issueNameTextBox.Text;
            issue.Priority         = (String)issuePriorityComboBox.SelectedItem;
            issue.Serverity        = (String)issueSeverityComboBox.SelectedItem;
            issue.Description      = issueDescriptionRichTextBox.Text.Replace("\n", "<br>");
            issue.PersonInChargeId = projectMember.UserId;
            issue.State            = "待審核";
            issue = issueController.createIssue(issue);

            //this.Owner.Show();
            this.Close();
        }