<body onkeydown="KeyDown()">


<script language="vbscript">
		function KeyDown()
			if window.event.keyCode = 116 then
				window.event.keyCode = 0
				window.event.returnValue = false
			elseif window.event.keyCode = 82 and window.event.ctrlkey = true then
				window.event.keyCode = 0
				window.event.returnValue = false
			end if
			window.status = window.event.keyCode
		end function	
</script>	

</body>   