Fix WebKit Checkbox Overflow
I want to share a quick tip about working with checkboxes in Chrome and Safari, the WebKit-based browsers. I was recently working with a series of checkboxes when I noticed that Safari and Chrome were doing some funky "cut off" with them:

What's even weirder is that they were randomly fix and unfix themselves as you hover over them. Horrible! After a bit of tinkering, I discovered the solution was adding a line-height of 20px to the parent the checkbox:
.checkboxList li { /* ..or whatever the parent is */
line-height: 20px;
}
Twenty pixels should be considered the minimum -- anything smaller wont prevent the problem completely.
![Page Visibility API]()
One event that's always been lacking within the document is a signal for when the user is looking at a given tab, or another tab. When does the user switch off our site to look at something else? When do they come back?
![CSS vs. JS Animation: Which is Faster?]()
How is it possible that JavaScript-based animation has secretly always been as fast — or faster — than CSS transitions? And, how is it possible that Adobe and Google consistently release media-rich mobile sites that rival the performance of native apps?
This article serves as a point-by-point...
![Create Custom Events in MooTools 1.2]()
Javascript has a number of native events like "mouseover," "mouseout", "click", and so on. What if you want to create your own events though? Creating events using MooTools is as easy as it gets.
The MooTools JavaScript
What's great about creating custom events in MooTools is...
![RealTime Stock Quotes with MooTools Request.Stocks and YQL]()
It goes without saying but MooTools' inheritance pattern allows for creation of small, simple classes that possess immense power. One example of that power is a class that inherits from Request, Request.JSON, and Request.JSONP: Request.Stocks. Created by Enrique Erne, this great MooTools class acts as...
This actually didn’t work for me. I had to give the checkboxes display:block and a height of 20px.