Customized Limited sites search widget

We have a list of 10,000 sites I want to search for a term in these sites only (can use google search or any other web search) Site url are stored in XML file the widget should contain a search box and result of a paging of result pages (as in google or any other search engine) flow: a - read sites list from a given file/url b - get the term to search from a text box c - commit a search on all the sites (can be cut to a few custom searches or any other way you like) d - display result pages Please bid only if you have expirience with similar jobs Payment Via GAF escrow only Best,