Sencha Touch and Phonegap App

Dear Experts, We need a to develop a app using PhoneGap + Sencha Touch which will be used on ipad. MVC design must be followed. The app consist of main three parts 1) Customized NestedView Control which will be showing some hierachy(tree) as a filter selection. 2) Iframe, the URL of which will be requested from webservice based on filter selection 3) Horizontal scrollbar at the bottom which will show hierarchy in a flat structure. The navigation of hierachy is shown in attachment. Further details will be given on request and the work should be started as early as possible The code and progress should be shown on day to day basis. We'll pay step by step in 3 Steps: - When GUI design is completed with static data(filter, layout) $100. - When data is feched with webservice and supplied to app $100 - When all remaining issue and bugs are solved 100$