­the problem in brief is that if you navigate using the datascroller to any page for example page number 5

and you enter a search  criteria and pressed on the search button the result is returned and the datatable is updated but the datascroller keeeps standing at page 5 which may not contain any data because­ your search result may not have enough data to be splitted on 5 pages so you want behaviour like after pressing search your datascroller will be set to page number 1 and this can be done as follows: