add: if (e.line.search(/\S/) == -1) return; 
context: function onMultilineSend(e){    var multiline = document.getElementById("multiline-input");    e.line = multiline.value;    onInputCompleteLine (e);    multiline.value = "";}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/f3ce92e97fe4c0f9b6dc30c55d2ce71d148c4a06/handlers.js/buggy/extensions/irc/xul/content/handlers.js