| Actions | Key shortcuts |
| To open or close widget on Dock | Cmd+Plus(+) |
| To go to next or previous page of widgets | Cmd+Right Arrow or cmd+Left Arrow |
| Reload or refresh a widget | Cmd+R |
In Mac OS X Lion you can simple your task by using shortcut keys on keyboard.Use of shortcut keys always helps you to quickly done your job without using mouse or trackpad.
OS X Developer 
To open or close widget on Dock Cmd+Plus(+).
Can I change this shortcut or turn it off all together, as it causes conflicts in the Adobe Creative Suite. It’s making me crazy!
I’m having the same problem! I’ve been searching for a solution but can’t find one, so please help as I am going crazy too!
yes, please can someone help with this, i’ve only just noticed the clash today but it’s really slowing me down in photoshop!
I seem to have corrected mine by going to System Preferences > Mission Control > “Show Dashboard:” and setting it to: ” – “
Joe, this does nothing for me… PLEASE SOMEONE HELP… it’s the most irritating thing in the world!