checa en esta pagina ahi vienen algunos ejemplos descargables
http://www.pscode.com/vb/scripts/BrowseCategoryOrSearchResults.asp?lngWId=1&grpCategories=&txtMaxNumberOfEntriesPerPage=10&optSort=Alphabetical&chkThoroughSearch=&blnTopCode=False&blnNewestCode=False&blnAuthorSearch=False&lngAuthorId=&strAuthorName=&blnResetAllVariables=&blnEditCode=False&mblnIsSuperAdminAccessOn=False&intFirstRecordOnPage=11&intLastRecordOnPage=20&intMaxNumberOfEntriesPerPage=10&intLastRecordInRecordset=271&chkCodeTypeZip=&chkCodeDifficulty=&chkCodeTypeText=&chkCodeTypeArticle=&chkCode3rdPartyReview=&txtCriteria=gif&cmdGoToPage=4&lngMaxNumberOfEntriesPerPage=10
espero te sea de ayuda...
