rem: el.innerHTML = datestr.toTimeSinceString() + ' ago'; 
add: tdisp = datestr.toTimeSinceString(); if(tdisp == '') { /* blank values indicate a future time... */ el.innerHTML = 'just now'; } else { el.innerHTML = datestr.toTimeSinceString() + ' ago'; } 
context: function procAllTimeSince() {    elst = YAHOO.util.Dom.getElementsByClassName('datetime', 'span');    for(var i=0; i < elst.length; i++){        el = elst[i];        datestr = new Date(el.innerHTML);        el.innerHTML = datestr.toTimeSinceString() + ' ago';    }}
meta: 5905	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5905/d438330bd49b55a32928996472d1b9a252df964b/thread.js/clean/media/js/thread.js