Thread:Project:Support desk/Strange result about number paramter in template

Information:

Mediawiki: the lastest version 1.20

PHP: 5.3.10-1ubuntu3.4

OS: Ubuntu 12.04

I've create a template named box, which will set both color and background-color to a paragraph of text, the template is like below:



I want to use like below:

But the result is, the color and bg color doesn't set to the paragraph. Then I lookup the html code, the style attributer of div is very strange:

The Zen of Python, by Tim Peters ....

The value of parameter contains an extra space(before the colon), so the css is invalid.

I want to known why does it?