Question : make static footer at bottom of webpage

please visit vipbooths.com/stage

see the footer?  i'd like that gray portion to automatically be at the bottom of the page, no matter resolution/etc.  right now i'm spacing it out manually but that sometimes creates an unnecessary scrollba.r

Answer : make static footer at bottom of webpage

* ? yes
#footer {
position: relative;      
margin-top: -150px auto;
height: 150px;
clear:both;
border-top: 1px solid #DDD;
padding: 0px 0px 20px;}