We are on sitecore 8.1 update 3.
Is it possible to disable "javascript" on WebEdit:EditLink popup on Experience editor.
We already have custom General Link which already removes "javascript" from content editor. How can we do this on Experience editor.

The window you see there comes from this XML file:
/sitecore/shell/Applications/Dialogs/GeneralLink/GeneralLink.xmlThe javascript block you want to remove looks like this.