fix divide by zero when searching users

code/MoyaWeb/src/fi/codecrew/moya/web/cdiview/user/UserSearchView.java

@@ -76,10 +76,19 @@ public class UserSearchView extends PaginationView<User> {
 					this.setRowCount(new Long(sr.getResultcount()).intValue());
 					setResultcount(sr.getResultcount());
 					setEventUserResults(sr.getResults());
+					
 					return sr.getResults();
 
 				}
 				
+				@Override
+				public void setRowIndex(int rowIndex) {
+					if (getPageSize() == 0) {
+						rowIndex = -1;
+					}
+					super.setRowIndex(rowIndex);
+				}
+
 			};
 
 			if (usersearch.isOnlyThisEvent() || usersearch.getSearch() == null || usersearch.getSearch().isEmpty())