add:   var showSep = !this.inDirList || this.inFrame || this.onSaveableLink || this.hasBGImage || this.onImage; this.showItem( "context-sep-save", showSep ); 
context:     initSaveItems : function () {        // Save page is always OK.            // Save frame as depends on whether we're in a frame.        this.showItem( "context-saveframe", this.inFrame );            // Save link depends on whether we're in a link.        this.showItem( "context-savelink", this.onSaveableLink );            // Save background image depends on whether there is one.        this.showItem( "context-savebgimage", this.hasBGImage );            // Save image depends on whether there is one.        this.showItem( "context-saveimage", this.onImage );    },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/44afc7c0cd6d46c22656c1861c215b3dfc842538/nsContextMenu.js/clean/xpfe/browser/resources/content/nsContextMenu.js