[jQuery] Multi level query

Hello, I am trying to create a multi level query, My only problem is that i do not know how i can visually develop it. Does anyone of you saw a plugin like this. i would like to have a visual aspect like this one. http://yfrog.com/bfpicture6up Thanks

[jQuery] [autocomplete] Regular Expression

Hello, Is there anyway to implement a regular expression feature. It does not need to be full regxp butat leat soemthing like star *ek will match Creek Thanks