Disable right key, text selection, copy key $ (document). Bind ("ContextMenu", function () {return false;}); $ (document). Bind ("Selectstart", function () {return false;}); $ (document). KeyDown (function () {return key (Arguments[0])});
Prompt warning when pressing Function key (e) { var keynum; if (window.event) { Keynum = E.keycode; Ie }else if (E.which) { Keynum = E.which; Netscape/firefox/opera } if (Keynum = = 17) { Alert ("Prohibit copying content!") "); return false; } }
Disable right key, text selection, copy key $ (document). Bind ("ContextMenu", function () {return false;}); $ (document). Bind ("Selectstart", function () {return false;}); $ (document). KeyDown (function () {return key (Arguments[0])});
Prompt warning when pressing Function key (e) { var keynum; if (window.event)//IE { Keynum = E.keycode; } else if (E.which)//Netscape/firefox/opera { Keynum = E.which; } if (Keynum = =) {alert ("Prohibit copying content!") "); return false;} }
Screen the right mouse button, CTRL + N, SHIFT+F10, F11, F5 refresh, backspace key function Document.oncontextmenu () {event.returnvalue=false;} Mask right mouse button function Window.onhelp () {return false}//Shield F1 Help function Document.onkeydown () { if ((Window.event.altKey) && ((window.event.keycode==37) | | Shielding ALT + Direction key ← (window.event.keycode==39))) {//Shielding ALT + Direction key → Alert ("You are not allowed to use ALT + arrow keys forward or back page!") "); Event.returnvalue=false; } if ((event.keycode==8) | | Mask BACKSPACE Delete key (event.keycode==116) | | Mask F5 Refresh Key (Event.ctrlkey && event.keycode==82)) {//ctrl+r event.keycode=0; Event.returnvalue=false; } if (event.keycode==122) {event.keycode=0;event.returnvalue=false;} Shielding F11 if (Event.ctrlkey && event.keycode==78) Event.returnvalue=false; Block CTRL + N if (Event.shiftkey && event.keycode==121) Event.returnvalue=false; Shielding SHIFT+F10 if (window.event.srcelement.tagname== "A" && Window.event.shiftKey) Window.event.returnvalue=false; Screen shift plus left mouse button new page open if ((Window.event.altKey) && (window.event.keycode==115)) {//Shield ALT+F4 Window.showmodelessdialog ("About:blank", "" "," dialogwidth:1px;dialogheight:1px "); return false; } } |