#sc_inner {
	margin: 0 auto;
	position: relative;
	width: 950px;
}

#sc_col1,
#sc_col2 {
	width: 230px; /* nav column width */
}

#sc_col1 {
	float: left;
	left: 0;
	top: 0;
}

#sc_col2 {
	right: 0;
	top: 0;
}

/* middle column will be different depending on how many columns are showing */
.cols3 #sc_main,
.cols2 #sc_main {
	padding: 0 7px;

	/* below line prevents an IE 6 and earlier CSS bug */
	}

/* controls main content div when 3 columns are visible */
.cols3 #sc_main {
	margin: 0 180px; /* nav column width */
}

/* controls main content div when 2 columns are visible */
.cols2 #sc_main {
	margin-left: 235px; /* nav column width */
}