Question

How to change the web site color in lotus notes web applications

Lotus Web applications, Lotus Notes

any user login to his lotus notes web applications. if he want to change application color, different different user which every they want, they want change,

To add this sort of functionality to an application is not simple, expecially if you want users to have their own settings as this will mean a profile for every user that wants to modify colours. Its limited to negligable business value means that you will have a hard time justifying the effort to a project manager or the application development team.