Made template parser remember last initted page_id and namespace to avoid double init; made additional_headers reassign only do so if $template->additional_headers is empty (it's being blanked somehow, need to come up with a backtrace sometime)
if(!("console" in window)||!("firebug" in console)){var names=["log","debug","info","warn","error","assert","dir","dirxml","group","groupEnd","time","timeEnd","count","trace","profile","profileEnd"];window.console={};for(var i=0;i<names.length;++i){window.console[names[i]]=function(){}}};