Bad luck, you can't, occasionally there are hacks but none work cross 
browser, even crosss version. The only scenario where it is possible is an 
intranet where unsafe ActiveX is allowed.
Joe


>From: Darren Wogan <darren.wogan@s...>
>Reply-To: "javascript" <javascript@p...>
>To: "javascript" <javascript@p...>
>Subject: [javascript] Fullscreen browser in single window, or without 
>prompts on closin     g source window
>Date: Tue, 17 Dec 2002 14:29:04 -0000
>
>I want to be able to remove the toolbars from my current browser window,
>without opening a new window, or if opening a new one is necessary, to at
>least be able to close my original window (with toolbars) without being
>prompted about closing it.
>
>I know that the following bit of code will open a new browser window with 
>no
>buttons, address or other headers:
>
>	    var features = "toolbar=no,directories=no,status=yes,menubar=no"
>+
>					",width=" + window.screen.width +
>",height=" + window.screen.height;
>
>	    // Setting the location of top-left corner of new window depends
>on type of browser
>	    if (isIE) {
>	        features += ",left=" + X_loc + ",top=" + Y_loc
>	    }
>
>	    if (isNav) {
>	        features += ",screenY=" + Y_loc + ",screenX=" + X_loc
>	    }
>
>	    newWin = window.open (theURL, targetWin, features, true);
>
>However is there any way I can loose the toolbars on my current window?
>I've seen this done on some websites/web based apps, so I know it must be
>possible. I am using Internet Explorer and targeting platforms for IE5.01+
>(or at least IE5.5+).
>
>
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