Fixed search indexer causing duplicate keys when two "words" of 64+ characters encountered and first 64 characters are the same (thanks Vadi); attempt to fix onunload confirmation during page editing

// UK lang variables

tinyMCE.addToLang('',{
iespell_desc : 'Run spell checking',
iespell_download : "ieSpell not detected. Click OK to go to download page."
});