rem launching javaws from the command line:
javaws http://mindprod.com/webstart/setclock.jnlp

rem launching with additional debug information
javaws -verbose http://mindprod.com/webstart/setclock.jnlp

rem launching from a local jnlp file on hard disk
javaws file:///E:/mindprod/webstart/esper.jnlp

rem learning the javaws.exe command line options
javaws -help