How to display the particular row from the sql table into silverlight page?

Question

Am having 5 cell,each cell having 5 machines,in xmal page i have to display this 5 cell in drop down button,when i click the particular cell that cell's machine details should display, first machine should display 1 min then second machines detail should display ,like wise 5 machine details should display in the interval of 1 min,after completing the 5 machine details the table should refresh then it must start its cycle from 1st machine itself like wise the rotation should be happen (sqlTable am having fields like machine name,plan,actual with cell id),please give some Suggestion to this requirement?