Update - Thursday June 1

Decreased the Health penalty on attribute-boosting major runes from 50 to 35. Existing runes are unaffected.
Improved chat in alliance battles so that players can see party messages from all members of their team.
Updated the Zin Ku Corridor outpost so that it shows who currently has the Favor of the Gods.
Added a Xunlai Agent to Zos Shivros Channel.
Moved the Xunlai Agent in Jade Quarry [Luxon] to a more accessible location.
Removed the Thief from the Imperial Isle guild battle.
Updated the inventory of the weaponsmith in Maatu Keep.
Updated art on the following creatures: Naga Wizard, Naga Raincaller, Naga Spellblade, Naga Witch, Naga Bone Collector, and Naga Sibyl.
Fixed bugs and made improvements to the following quests: Stolen Eggs, Protect the Halcyon, Outcasts in the Quarry, Luxon Supply Lines, Song and Stone, Lambs to the Slaughter, Defend Denravi, Noble Intentions, and Hammer and Anvil.
Fixed bugs in the following missions and explorable areas: Silent Surf and Riverside Province.
Fixed a bug that occasionally caused quest markers and arrows to update incorrectly.
Fixed some incorrect cinematic voiceovers.
Fixed a bug that allowed players to drop items inadvertently while cinematics were playing.
Fixed a bug that caused some players to disconnect with error 019.
Added weapons to the Shiro and Jade Armor miniatures.
SKILL BALANCE CHANGES

All


Shadow stepping no longer moves you farther than the radius of the radar.
Soul Reaping now only gives half Energy from Spirits.
Updated the Victory or Death path for all NPCs on all guild halls so that the NPCs now spread out at the flag stand.
Adjusted the flag spawn locations on all guild halls to be equal distance from the flag stand.

Assassin


Way of the Empty Palm: reduced cast time to .25 seconds; reduced recharge time to 25 seconds.
Locust's Fury: reduced cast time to 1 second.
Siphon Strength: increased the damage reduction your target deals to 5..50.
Palm Strike: reduced recharge time to 10 seconds; increased damage to 10..85.
Enduring Toxin: reduced cast time to .25 seconds; increased health degeneration to 1..5.
Crippling Dagger: reduced recharge time to 5 seconds.
Heart of Shadow: increased healing amount to 10..115 Health.
Mirrored Stance: reduced recharge time to 15 seconds.
Unseen Fury: increased duration to 15..60 seconds.
Golden Phoenix Strike: increased Energy cost to 10.
Aura of Displacement: increased recharge time to 20 seconds.

Mesmer


Stolen Speed: reduced casting time to 1 second; reduced recharge time to 3 seconds; corrected the wording on this skill.
Arcane Languor: increased duration to 1..8 seconds.

Elementalist


Glyph of Sacrifice: reduced the amount of time it recharges your next spell to 30 seconds.
Ward against Harm: changed skill type to Ward Spell.

Monk


Vigorous Spirit: increased heal per skill or attack to 5..20.
Dwayna's Kiss: increased conditional heal to 10..35 Health.

Warrior


Furious Axe: increased adrenaline gained when blocked to 3.
Auspicious Parry: increased recharge time to 2 seconds; decreased adrenaline gained to 1..4.
Signet of Strength: the number of attacks now update when reapplying this skill.

Ranger


Archer Signet: the number of attacks now update when reapplying this skill.

Ritualist


Doom: reduced recharge time to 8 seconds.
Channeled Strike: reduced recharge time to 8 seconds.
Essence Strike: increased the amount of Energy gained when in range of a Spirit to 1..8.
Lamentation: reduced Energy cost to 5.
Gaze from Beyond: fixed a bug that caused this skill to ignore armor.
Ancestors' Rage: reduced casting time to .75 seconds.
Splinter Weapon: reduced Energy cost to 5.
Resilient Weapon: reduced casting time to 1 second.
Vengeful Weapon: increased the amount of Health stolen when this skill is triggered to 15..60 Health.
Soul Twisting: increased the recharge time to 15 seconds.

http://www.guildwars.com/support/gameupdates/updatearchive-2006-06.php