definiens: shall mean each of the following : ( i ) the period commencing on the Closing Date and ending December 31, 2003 ( the ) ; ( ii ) the period commencing January 1, 2004 and ending December 31, 2004 ; ( iii ) the period commencing January 1, 2005 and ending December 31, 2005 ; ( iv ) the period commencing January 1, 2006 and ending December 31, 2006 ; ( v ) the period commencing January 1, 2007 and ending December 31, 2007 ; ( vi ) the period commencing January 1, 2008 and ending December 31, 2008 ; ( vii ) the period commencing January 1, 2009 and ending December 31, 2009 ; and ( viii ) a final period ( ) commencing January 1, 2010 and ending on such date in 2010 so that the number of days in the First Earnout Period plus the number of days in the Last Earnout Period equals 365 ; PROVIDED that for the purpose of calculating the Earnout associated with the Last Earnout Period, first, the Imagent Revenue for the First Earnout Period shall be added to the Imagent Revenue for the Last Earnout Period, and then the amount of the Earnout calculated on such basis shall be reduced by the amount of the Earnout associated with the First Earnout Period