add: return; 
context: function logo_macro(param) {   if (!param.name)      param.name = "smallchaos";   var logo = root.images.get(param.name);   if (!logo)      return;   Html.openLink("http://antville.org");   renderImage(logo, param);   Html.closeLink();}
meta: 993	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/993/a036ee7912ed2e0e3e64b12c3d9156ca948342ca/macros.js/clean/code/Global/macros.js