/*JavaScript Bible, Fourth Editionby Danny Goodman John Wiley & Sons CopyRight 2001*/<HTML><HEAD><TITLE>Event Modifiers</TITLE><SCRIPT LANGUAGE="JavaScript">function checkMods(evt) { evt = (evt) ? evt : (window.event) ? window.event : "" if (evt) { var elem = (evt.target) ? evt.target : evt.srcElement var form = document.output if (evt.modifiers) { form.modifier[0].checked = evt.modifiers & Event.ALT_MASK form.modifier[1].checked = evt.modifiers & Event.CONTROL_MASK form.modifier[2].checked = evt.modifiers & Event.SHIFT_MASK form.modifier[3].checked = evt.modifiers & Event.META_MASK } else { form.modifier[0].checked = evt.altKey form.modifier[1].checked = evt.ctrlKey form.modifier[2].checked = evt.shiftKey form.modifier[3].checked = false } } return false}</SCRIPT></HEAD><BODY><H1>Event Modifiers</H1><HR><P>Hold one or more modifier keys and click on <A HREF="javascript:void(0)" onMouseDown="return checkMods(event)">this link</A> to see which keys you are holding.</P><FORM NAME="output"><P>Enter some text with uppercase and lowercase letters:<INPUT TYPE="text" SIZE=40 onKeyUp="checkMods(event)"></P><P><INPUT TYPE="button" VALUE="Click Here With Modifier Keys" onClick="checkMods(event)"></P><P><INPUT TYPE="checkbox" NAME="modifier">Alt<INPUT TYPE="checkbox" NAME="modifier">Control<INPUT TYPE="checkbox" NAME="modifier">Shift<INPUT TYPE="checkbox" NAME="modifier">Meta</P></FORM></BODY></HTML>
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