The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.

The PECO building in Philadelphia lit up Feb. 12, 2012 with a message promoting the annual Catholic Charities Appeal.