Teleport animation is randomly generating tremendous framerate drop. But only the "trigger" and the "teleport" ones..the spawn animation is working normally.

Platform: PC
ISP: BrTurbo
Type of Internet Connection: ADSL
Internet Connection Speed: 2MB
Date & Time: 08/16/2011 1AM
Frequency: rare
Character Name: Lienn Deleene
Race: Miqo'te SoS F
World: Istory
Class/Skill Rank: ARC 38
Physical Level: 50
Area and Coordinates: Cedarwood, Iron Lake and Cassiopeia Hollow
Party or Solo: Party
NPC Name: -
Monster Name: -
In-Game Time: -
Steps:
1: Use a teleport option. Can be return, teleport via teleport option or teleport from atherial gate or node.
2: Occasionally the period while the teleport effect animation is running will cause tremendous frame rate drop. Rebooting the game fix this issue tho so it might be some loading problem triggered by something.