Create Bikram Sambhat (B.S) Calendar for Website

Hi, I want to createNepali calendar also known as Bikram Sambhat ( B.S) calendar for website. The Script should be written in PhP, Ajax, and if need use My SQL as [login to view URL] script should be easy to install ( 1 click install) in website. The calendar should be very interactive, powerful, beautiful, fast to load, complete admin panel that can customize the calendar completely and SEO friendly. Some of the other features the calendar should have are, main admin can create unlimited number of calendar, calendar can be made in public of private. option to publish public calendar. Unlimited user can register on published public calendar, registered people can personalize the calendar, option to switch from B.S to A.D view or vice versa, Strong group management with 3 level of account, can add events on calendar, rich event editor with drag and drop option, if possible WYSIWYG editor, Should contain powerful built in search engine which is completely customizable that can search not just the calendar event but the complete site, date converter from B.S to A.D or vice versa, can select different time zone for different calendar, must contain print button which will resize the calendar/ events to fit in a page and show in new window with option to print or close window, Customizable view order and many more. I want to purchase complete copyright of the software. Description with complete details and data for B.S calendar is included in the .rar folder which is attached along with this short description. Thanks, Sushil