%ICON{"name"}% generates the full HTML img tag. Specify image name or full filename (see ICON for details on filenames.)
%ICONURL{"name"}%
%ICONURL{"arrowbright"}% returns https://hep1.phys.ntu.edu.tw/twiki/pub/TWiki/TWikiDocGraphics/arrowbright.gif
%ICONURL{"novel.pdf"}% returns https://hep1.phys.ntu.edu.tw/twiki/pub/TWiki/TWikiDocGraphics/pdf.gif
%ICONURL{"/queen/boheme.mp3"}% returns https://hep1.phys.ntu.edu.tw/twiki/pub/TWiki/TWikiDocGraphics/wav.gif