Selenium server 2.0b3 + jquery 1.5.1

no errors in logs, but doesn't work as expected - no pop-up shown (the same code worked with prev. version of jquery)

14:47:21.978 DEBUG - REQUEST from SocketListener0@0.0.0.0:4444:

GET /selenium-server/driver/?cmd=mouseOver&1=%2F%2Fa%5Bcontains%28%40id%2C%22use

rLink_777%22%29%5D&sessionId=51331bbcb6e34713a2d93d680268f038 HTTP/1.1

TE: deflate,gzip;q=0.3

Connection: TE

Host: 192.168.1.248:4444

User-Agent: libwww-perl/5.812

14:47:21.978 DEBUG - Try HttpContext[/selenium-server/driver,/selenium-server/dr

iver],0

14:47:21.978 DEBUG - Try HttpContext[/selenium-server,/selenium-server],0

14:47:21.978 DEBUG - Handler org.openqa.jetty.http.handler.SecurityHandler in Ht

tpContext[/selenium-server,/selenium-server]

14:47:21.978 DEBUG - Handler org.openqa.selenium.server.StaticContentHandler in

HttpContext[/selenium-server,/selenium-server]

14:47:21.978 DEBUG - PATH=/driver/ RESOURCE=file:/C:/Documents%20and%20Settings/

user/¦рсюўшщ%20ёЄюы/MISSING%20RESOURCE

14:47:21.978 DEBUG - Looking for file:/C:/Documents%20and%20Settings/user/¦рсюўш

щ%20ёЄюы/MISSING%20RESOURCE

14:47:21.978 DEBUG - Handler org.openqa.selenium.server.SessionExtensionJsHandle

r in HttpContext[/selenium-server,/selenium-server]

14:47:21.978 DEBUG - Handler org.openqa.selenium.server.htmlrunner.SingleTestSui

teResourceHandler in HttpContext[/selenium-server,/selenium-server]

14:47:21.978 DEBUG - Handler org.openqa.selenium.server.htmlrunner.SeleniumHTMLR

unnerResultsHandler@a3bcc1

14:47:21.978 DEBUG - Handler org.openqa.selenium.server.CachedContentTestHandler

@1891d8f

14:47:21.993 DEBUG - Handler org.openqa.selenium.server.SeleniumDriverResourceHa

ndler in HttpContext[/selenium-server,/selenium-server]

14:47:21.993 DEBUG - req: GET /selenium-server/driver/?cmd=mouseOver&1=%2F%2Fa%5

Bcontains%28%40id%2C%22userLink_777%22%29%5D&sessionId=51331bbcb6e34713a2d93d680

268f038 HTTP/1.1

TE: deflate,gzip;q=0.3

Connection: TE

Host: 192.168.1.248:4444

User-Agent: libwww-perl/5.812

14:47:21.993 INFO - Command request: mouseOver[a[contains(@id,"userLink_777")]

, ] on session 51331bbcb6e34713a2d93d680268f038

14:47:21.993 DEBUG - Executing 'mouseOver' selenium core command on session 5133

1bbcb6e34713a2d93d680268f038

14:47:21.993 DEBUG - Session 51331bbcb6e34713a2d93d680268f038 going to doCommand

(mouseOver,a[contains(@id,"userLink_777")],)

14:47:21.993 DEBUG - ---------retrieving CommandQueue for sel_97052

14:47:21.993 DEBUG - sel_97052 commandHolder sel_97052 getCommand()

14:47:21.993 DEBUG - putting command: json={command:"mouseOver",target:"a[cont

ains(@id,\\"userLink_777\\")]",value:""}

14:47:21.993 DEBUG - ..command put?: true

14:47:21.993 DEBUG - data from polling: json={command:"mouseOver",target:"a[co

ntains(@id,\\"userLink_777\\")]",value:""}

14:47:21.993 DEBUG - sel_97052 commandResultHolder sel_97052 getResult() call

ed

14:47:21.993 DEBUG - sel_97052 commandHolder sel_97052 getCommand() -> json={

command:"mouseOver",target:"a[contains(@id,\\"userLink_777\\")]",value:""}

14:47:21.993 DEBUG - waiting for data for at most 1800 more s

14:47:21.993 DEBUG - res to sel_97052: json={command:"mouseOver",target:"a[con

tains(@id,\\"userLink_777\\")]",value:""}

14:47:21.993 DEBUG - Handled by org.openqa.selenium.server.SeleniumDriverResourc

eHandler in HttpContext[/selenium-server,/selenium-server]

14:47:21.993 DEBUG - RESPONSE:

HTTP/1.1 200 OK

Date: Tue, 29 Mar 2011 10:47:21 GMT

Server: Jetty/5.1.x (Windows XP/5.1 x86 java/1.6.0_24

Cache-Control: no-cache

Pragma: no-cache

Expires: Thu, 01 Jan 1970 00:00:00 GMT

Content-Type: text/plain

Content-Length: 1080