If you are tired of seeing an alert box whenever copying or pasting in rich textboxes using Internet explorer 7+, you can simply follow the steps below to get rid of it.
Step 1 - Click on Tools, then go to Internet Options on the main menu, a new window will open.
Step 2 - On Security tab, click on the Custom Level button.
Step 3 - On the new window, scroll down till you find Scripting Setting then change the default value of Allow Programmatic clipboard access from Prompt to Enable, then click Ok.
