Adobe InDesign CS5 - Manual (Page 345)

339 USING INDESIGN
Long document features
Last updated 11/16/2011
Select markers
1 Choose Type > Show Hidden Characters.
2 Place the insertion point next to the marker.
3 Holding down Shift, press the Left Arrow or Right Arrow key to select a marker.
You can also locate markers using different methods. For example, you can locate an index marker by choosing the Go
To Selected Marker option in the Index panel menu.