/*@explore*/ if (fbs.DBG_STEP) ddd("step stepMode = "+getPropertyName(nsIFireBug, stepMode)                                 /*@explore*/ +" stepFrameLineId="+stepFrameLineId+" stepFrameCount="+stepFrameCount+"\n");                         /*@explore*/ 
    step: function(mode, startFrame)    {        stepMode = mode;        stepFrame = startFrame;        stepFrameCount = countFrames(startFrame);        stepFrameLineId = stepFrameCount + startFrame.script.fileName + startFrame.line;    },
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/46a549d4d31973e065291d9371aad2ea6d70d129/firebug-service.js/buggy/extension/components/firebug-service.js