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: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/3ea0aac96b1dff2644b24893d54d13845f05332b/handlers.js/clean/extensions/irc/xul/content/handlers.js