You can add this configuration with: "more | envelope | add config for an application". 
-- begin Envelope config --

[Pegasus 3.0]
# 980612
windowtitle=pegasus
header1=^{home}%o^c^{home}
header2=^{home}%c^c{tab}{tab}^{home}
copy=^{home}^a^c^{home}
paste=^{home}^a^v^c^{home}
check1=r{window}~{window}{tab}{tab}{tab}~{window}^a^v^c^{home}

-- end Envelope config --