rem: addresses = url.substr( mailtolength ); 
add: addresses = url.substr( kMailToLength ); 
context:     copyEmail : function () {        // Copy the comma-separated list of email addresses only.        // There are other ways of embedding email addresses in a mailto:        // link, but such complex parsing is beyond us.        var url = this.linkURL();        var qmark = url.indexOf( "?" );        var addresses;                if ( qmark > mailtolength )             addresses = url.substring( mailtolength, qmark );        else             addresses = url.substr( mailtolength );        var clipboard = this.getService( "@mozilla.org/widget/clipboardhelper;1",                                         Components.interfaces.nsIClipboardHelper );        clipboard.copyString(addresses);    },    
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/689a4150d72efc1696dbeb74347282fbdab99d15/nsContextMenu.js/buggy/mail/base/content/nsContextMenu.js