Zoho Creator - Create a database

What i want to do is create an upgraded version of the Marketplace app - Timesheet Management 10.0. The base app is ok, but need better startpage and more reports Requirements: -new start page (See attached sketch) -No tasks -No events -Administrator & setup tabs in one tab, hidden from non administrators -A couple of reports -In “new time sheet” Invoiceable hours should be yes or no ( delete other) -In “new time sheet” if Invoiceable hours=no then time should not be added to spent time -Sickdays – if you enter less than 3,75 hours on project “sickday” it should count as half sickday Sickdays – if you enter more than 3,75 hours on project “sickday” it should count as full sickday -Sickdays – on startpage if you have more than 5 sickdays this year (1. Jan – [login to view URL]) it should turn red -Holidays – if you enter less than 3,75 hours on project “Holiday” it should count as half holiday Holidays – if you enter more than 3,75 hours on project “Holiday” it should count as full holiday -Holidays – Administrator should be able to enter number of holidays on admin page – default is 25 -Holidays - on startpage Holidays should count down (Holiday year is 1. may – [login to view URL]) Reports: My Timesheets: Today This Week This month All Timesheets : (everyone) Today (choose employee & timetype) This Week (choose employee & timetype) This month (choose employee & timetype) Project (choose timeframe or all) Customer (choose timeframe or all) Employee (choose timeframe & timetype)