document.ondragstart = test; //çàïðåò íà ïåðåòàñêèâàíèå document.onselectstart = test; //çàïðåò íà âûäåëåíèå ýëåìåíòîâ ñòðàíèöû document.oncontextmenu = test; //çàïðåò íà âûâåäåíèå êîíòåêñòíîãî ìåíþ function test() { return false }