text: var team_name_button = document.getElementById("teamName");
  team_name_button.onclick = function() {
          printTeamName(teamName);
          }
  var team_member_button = document.getElementById("teamMembers");
  team_member_button.onclick = function() {
          printTeamMember(teamMembers);
          }
  var team_intro_button = document.getElementById("introduction");
  team_intro_button.onclick = function() {
          printIntroduction(teamName,teamMembers)
          }