Works on FF,but not chrome.That's interesting EDIT: well there you go : Uncaught TypeError: Cannot read property 'toLowerCase' of undefined EDIT2: a relevan

Works on FF,but not chrome.That's interesting EDIT: well there you go : Uncaught TypeError: Cannot read property 'toLowerCase' of undefined EDIT2: a relevant bug[1] and it even suggests a work around. [1]:http://bugs.jquery.com/ticket/15220 http://bugs.jquery.com/ticket/15220 chrome apparently does not have event.key ; you could try event.keyCode or event.keyIdentifier