ignore(mathview#connect#click (click mathview)) ;
ignore(mathview#connect#selection_changed (selection_changed mathview));
ignore(mathview#connect#element_over (element_over mathview)) ;
ignore(mathview#connect#click (click mathview)) ;
ignore(mathview#connect#selection_changed (selection_changed mathview));
ignore(mathview#connect#element_over (element_over mathview)) ;