WebSpellCheck Dialog Plugin for TinyMCE 3
This plugin is no longer developned or supported.
We have created a new product, WProofreader, as a replacement for old custom integrations such this one. It provides support for wide range of integrations with rich text editors, including TinyMCE 3.
For more details, visit a public repo of WProofreader here: https://github.com/WebSpellChecker/wproofreader