Old show is <insert variable=show>. <P><P>

<formoutput><sed><e>s/Jazzfm(..)hi\.rm/Jazzfm\1lo.rm/</e><source variable=show><destination variable=output></sed></formoutput>
<sed><e>s/(.*)-00500-(.*)/\1-00300-\2/</e><source variable=output><destination variable=show></sed>

New show is <insert variable=show>.