Lilypad arduino and xbee series1 communication

Hi
I have an arduino lilypad and 2 module xbee series 1, i want communicate lilypad with pc(labview).
I have a problem because don't want comunicate, this is my hardware:
1 http://arduino.cc/en/Main/arduinoBoardLilyPad
1 https://www.sparkfun.com/products/8937
1 http://www.robot-italy.com/it/xbee-usb-board.html
2 http://www.robot-italy.com/it/xbee-series-1-chip-antenna.html
When i can try to comunicate after some seconds I see the error in labview, I have try to communicate arduino uno with xbee and pc and this solution function... I don't know where i make an error.
I'm sure that someone have make this problem jet and if can help me to find the solution.
This is my first post :-) i hope to find a solution...
Thank you.