You can delete a single script by clicking on the script down down menu and selecting delete:
After clicking delete, your browser will prompt you to confirm. Click OK to permanently delete your script. (Deleting a script is permanent) delete-script.png79.5 KB
Deleting multiple scripts
Deleting multiple scripts is also easy to do. Simply click and drag to select your scripts and a toolbar will appear at the bottom of your workspace. Select delete and confirm in the browser warning.batch-deleting-scripts.png162.72 KB