IE bugs padding

http://i-designtw.blogspot.com/2008/07/ie-input-button-double-padding.html
http://cafefrenzy.com/css-double-padding-ie7-fix/
http://www.positioniseverything.net/explorer/doubled-margin.html
http://www.viget.com/inspire/styling-the-button-element-in-internet-explorer/
http://www.positioniseverything.net/explorer.html
http://jehiah.cz/archive/button-width-in-ie

IE padding bug