The View menu offers the following commands:

Group By Page	Controls whether requests should be grouped by page in a tree structure
Summary	Hides/Shows the Summary View
Properties	Hides/Shows the Properties Window
Group By Page	Controls whether requests should be grouped by page in a tree structure
Time Chart Column	Hides/Shows the Time Chart column
Collapse All	Collapses all page groups
Expand All	Expands all page groups
Expand New Pages	Controls whether new pages are initially expanded or collapsed
Offset Timings	Show timings as offset from the first entry in the log
Local Time	Show start times as local times using the time zone of the PC displaying the log file
Recorded Local Time	Show start times in the time zone where the log was recorded
GMT / UTC	Show start times in UTC / GMT
Offset Timings within Page	Show offset times for requests within a page