rem: return l.log(sMsg, sCategory, sSource); 
add: return l.log(msg, cat, src); 
context: YAHOO.log = function(sMsg, sCategory, sSource) {    var l = YAHOO.widget.Logger;    if(l && l.log) {        return l.log(sMsg, sCategory, sSource);    } else {        return false;    }};
meta: 4707	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4707/50c3492c4c3c825dbd3401e134a19ed46799c456/yahoo-debug.js/buggy/www/resources/yui/yahoo/yahoo-debug.js