Web page simple JS protection

Page_Protect.js: ---------------------------------------------- --------------------------- Function RF () {Return False;} Document.onContextMenu = RF; Document.onSelectStart = RF; Document. onselect = "document.selection.empty ()"; document.oncopy = "document.selection.empty ()"; document.onbeforecopy = "return false"; document.οnmοuseup = "document.selection.empty ()"; function KeyDown () {if (Event.ctrlKey == True || Event.keycode == 93 || Event.shiftkey == true) {Return False;}} Document.onkeyDown = keydown; function Drag () {Return False;} Document.οdragStart = DRAG Function Stopmouse (E) {if (Navigator.Appname == 'Netscape' && (E.WHICH == 3 || E.WHICH == 2)) Return False; Else IF (Navigator.Appname == 'Microsoft Internet Explorer' && (Event.Button == 2 || Event.Button == 3)) {RETURN FALSE;} Return true;} Document.οnmοusedοwn = stopmouse; if (Document.Layers) Window.captureEvent s (event.mousedown); window.οnmοusedοwn = stopmouse;