Gear

The bag is a Gregory, Jade
maximum capacity 40 pounds
women's small

Katadyn MyBottle Purifier
Platypus 17oz hydration bag (haven't really used this much as plastic water bottles are used instead)
REI Multi Towel XXL (would recommend only M or L instead)
2 REI or 3M micro fiber hand towels (great for bathing or wiping sweat)
Therm-a-rest Compression Pillow small (used frequently)
Light My Fire - Spork
Head lamp
portable clothes line
rubber door stop
mosquito net with suction cups to attach to wall
combination lock & tiny locks for backpacks while on buses
poncho (but we later purchased an umbrella)

mosquito spray
suntan lotion
meds
minimal toiletries
purell (used constantly as most bathrooms have no soap)

3 pairs of shorts
5 shirts
2 bathing suits
1 pair long pants
1 pair of Keen's
1 pair of flip flops
4 pair underwear
1 long sleeve shirt
2 bras
1 pair pajamas
3 pairs footie socks

Electronics:
Canon G11
Canon PowerShotSD1000
ASUS Netbook
Blackberry
iPod
electric cords for recharging

We have several mountain climbing clips and use them often.  We also have a small backpack for a day pack and to carry the electronics when we travel.