This week's book giveaway is in the Performance forum. We're giving away four copies of The Java Performance Companion and have Charlie Hunt, Monica Beckwith, Poonam Parhar, & Bengt Rutisson on-line! See this thread for details.
I'm using ajax to show or hide text field which is used to search for a certain user(method invoked sets variable which determines whether text field should be rendered or not).In most cases it works(I click on link several times),but sometimes it won't rerender text field,then it works again.Can someone tell me why this happens.Thanks!!!
This is the page where I'm trying to do that: