This page demonstrates the ability to turn off page components using "noleft", "noheader", "notitle", etc. parameters in a url:

    TmplDisplay?noleft=1
    TmplDisplay?noheader=1
    TmplDisplay?notitle=1
    TmplDisplay?noleft=1&noheader=1
 0: 00.00 00.00 config start
 1: 00.01 00.01 config end
 2: 00.03 00.02 MarkupToHTML begin
 3: 00.04 00.03 MarkupToHTML end
 4: 00.05 00.04 MarkupToHTML begin
 5: 00.06 00.04 ReadApprovedUrls SiteAdmin.ApprovedUrls begin
 6: 00.06 00.05 ReadApprovedUrls SiteAdmin.ApprovedUrls end
 7: 00.07 00.05 MarkupToHTML end
 8: 00.07 00.05 MarkupToHTML begin
 9: 00.07 00.06 MarkupToHTML end
10: 00.07 00.06 now
Peak memory: 3,804,072 bytes