function disableContextMenu() { window.frames["ivideo"].document.oncontextmenu = function(){alert("No way!"); return false;}; // Or use this // document.getElementById("fraDisabled").contentWindow.document.oncontextmenu = function(){alert("No way!"); return false;};; } document.oncontextmenu = function() { return false; }; window.frames["ivideo"].contentDocument.oncontextmenu = function(){ return false; }; var message = "Function Disabled!"; function clickIE4() { if (event.button == 2) { alert(message); return false; } } function clickNS4(e) { if (document.layers || document.getElementById && !document.all) { if (e.which == 2 || e.which == 3) { alert(message); return false; } } } if (document.layers) { document.captureEvents(Event.MOUSEDOWN); document.onmousedown = clickNS4; } else if (document.all && !document.getElementById) { document.onmousedown = clickIE4; } document.oncontextmenu = new Function("return false")