co-browsing project

Hello :) I have voice-chat webapp based on ASP , SQL and VOIP windows services the plugin for my software (attached) is working only on IE I want to make it work on all browsers .... the idea that make small exe file loaded when user login to website from firefox or chrome and let user put his var's like nick name or user and password then go and open them on co-browsering windows based on IE that's all ThanQ