Images on most websites looks blur on iphone 4s and the new iPad. This is beacuse the high DPI of retina screen requires a much higher resolution image to be displayed.

The basic idea is to determine which display is the device using, and to load a set of higher resolution of pictures if the de

I usually think that in CSS, when there are brackets, I can ignore the spaces beside them. Do you agree?

For the following code:

<div style="background:url(images/zoomabg.png)repeat scroll 0 0 transparent;width:100px;height:100px;"></div>

The background image can be seen in chrome 10 and fi

I was working on a project which requires me to format a html page with CSS to enable a running sequence of a nested ordered list. As far as I concern, HTML and CSS does not provide the format look like in the word doc. I tried to search from the internet but there is no suitable

YUI Compressor can compress .js or .css files.

I downloaded YUI Compressor 2.4.2 from http://yuilibrary.com/downloads/#yuicompressor.
However, its provided command-line interface might be a problem, so here came the graphics interface version.

Executable: yuicompressor-2.4.2-GUI.jar (Some browser might