... Class . ... Here is an example applet tag that launches ImageJ as an applet and passes it the URLs of two images: <applet archive="../ij.jar" code="ij.ImageJApplet.class" width=0 height=0> <param name=url1 value="http://rsb.info.nih.gov/ij/images/FluorescentCells.jpg"> <param name=url2 value="http://rsb.info.nih.gov/ij/images/blobs.gif"> </applet> To use plugins, add them to ij.jar and add entries to IJ_Props.txt file (in ij.jar) that will create commands for them in the Plugins menu, or a submenu. ...