/*** ESSENTIAL STYLES ***/
#primaryNav, #primaryNav *
{
	margin:			0;
	padding:		0;
	list-style:		none;
	z-index: 89;
}
#primaryNav
{
	line-height:	1.0;
}
#primaryNav ul
{
	position:		absolute;
	top:			-999em;
	/*width:			10em;  left offset of submenus need to match (see below) */
}
#primaryNav ul li
{
	width:			100%;
}
#primaryNav li:hover
{
	visibility:		inherit; /* fixes IE7 'sticky bug' */
}
#primaryNav li
{
	float:			left;
	position:		relative;
}
#primaryNav a
{
	display:		block;
	position:		relative;
}
#primaryNav li:hover ul,
#primaryNav li.sfHover ul
{
	 
	top:			18px; /* match top ul list item height */
	z-index:		99;
}
ul#primaryNav li:hover li ul,
ul#primaryNav li.sfHover li ul
{
	top:			-999em;
}
ul#primaryNav li li:hover ul,
ul#primaryNav li li.sfHover ul
{
	left:			10em; /* match ul width */
	top:			0;
}
ul#primaryNav li li:hover li ul,
ul#primaryNav li li.sfHover li ul
{
	top:			-999em;
}
ul#primaryNav li li li:hover ul,
ul#primaryNav li li li.sfHover ul
{
	left:			10em; /* match ul width */
	top:			0;
}

/*** SKIN ***/
#primaryNav li a
{
	height: 18px;
	display: block;
}
#primaryNav li a span
{
	position:		absolute;
	top:			-999em;
}
#primaryNav li a#navAboutUs
{
	width: 98px;
	background: url(../images/pnav-about-us.gif) no-repeat 0 0;
}
#primaryNav li a#navEngineeringTechnology
{
	width: 219px;
	background: url(../images/pnav-engineering-technology.gif) no-repeat 0 0;
}
#primaryNav li a#navCellulosicEthanol
{
	width: 172px;
	background: url(../images/pnav-cellulosic-ethanol.gif) no-repeat 0 0;
}
#primaryNav li a#navCommercialization
{
	width: 165px;
	background: url(../images/pnav-commercialization.gif) no-repeat 0 0;
}
#primaryNav li a#navNewsEvents
{
	width: 136px;
	background: url(../images/pnav-news-events.gif) no-repeat 0 0;
}

#primaryNav li a#navAboutUs.highlight
{
	background: url(../images/pnav-about-us-on.gif) no-repeat 0 0;
}
#primaryNav li a#navNewsEvents.highlight
{
	background: url(../images/pnav-news-events-on.gif) no-repeat 0 0;
}
#primaryNav li a#navAboutUs:hover,#primaryNav li a#navAboutUs.highlight:hover, #primaryNav li:hover a#navAboutUs, #primaryNav li.sfHover a#navAboutUs, #primaryNav a#navAboutUs:focus, #primaryNav a#navAboutUs:active
{
	background: url(../images/pnav-about-us-over.gif) no-repeat 0 0;
}
#primaryNav li a#navEngineeringTechnology:hover, #primaryNav li a#navEngineeringTechnology.highlight, #primaryNav li:hover a#navEngineeringTechnology, #primaryNav li.sfHover a#navEngineeringTechnology, #primaryNav a#navEngineeringTechnology:focus, #primaryNav a#navEngineeringTechnology:active
{
	background: url(../images/pnav-engineering-technology-over.gif) no-repeat 0 0;
}
#primaryNav li a#navCellulosicEthanol:hover, #primaryNav li a#navCellulosicEthanol.highlight, #primaryNav li:hover a#navCellulosicEthanol, #primaryNav li.sfHover a#navCellulosicEthanol, #primaryNav a#navCellulosicEthanol:focus, #primaryNav a#navCellulosicEthanol:active
{
	background: url(../images/pnav-cellulosic-ethanol-over.gif) no-repeat 0 0;
}
#primaryNav li a#navCommercialization:hover, #primaryNav li a#navCommercialization.highlight, #primaryNav li:hover a#navCommercialization, #primaryNav li.sfHover a#navCommercialization, #primaryNav a#navCommercialization:focus, #primaryNav a#navCommercialization:active
{
	background: url(../images/pnav-commercialization-over.gif) no-repeat 0 0;
}
#primaryNav li a#navNewsEvents:hover, #primaryNav li a#navNewsEvents.highlight:hover, #primaryNav li:hover a#navNewsEvents, #primaryNav li.sfHover a#navNewsEvents, #primaryNav a#navNewsEvents:focus, #primaryNav a#navNewsEvents:active
{
	background: url(../images/pnav-news-events-over.gif) no-repeat 0 0;
}

#primaryNav li ul
{
	width: 213px;
	padding: 0 2px;
	border-top: 1px solid #CFDEC8;
	border-left: 2px solid #A3BC73;
	border-right: 2px solid #A3BC73;
	border-bottom: 2px solid #A3BC73;
	background: url(../images/pulldown-bg.png) repeat 0 0;
}
#primaryNav li ul li
{
	width: 213px;
	padding: 3px 0 2px 0;
	background: url(../images/pulldown-hdiv-bg.gif) repeat-x 0 0;
}
#primaryNav li ul li:first-child
{
	padding-top: 2px;
	background: none;
}
/*#primaryNav li ul#companySub
{
	width: 120px;
}
#primaryNav li ul#technologySub
{
	width: 87px;
}
#primaryNav li ul#pipelineSub
{
	width: 85px;
}
#primaryNav li ul#partnersSub
{
	width: 85px;
}
#primaryNav li ul#scientificResourcesSub
{
	width: 145px;
}
#primaryNav li ul#navNewsEventsSub
{
	width: 104px;
}*/
/*#primaryNav li ul li
{
	border-top: 1px dotted #002D5F;
}
#primaryNav li ul li:first-child
{
	border-top: none;
}*/
#primaryNav li ul li a
{
	width: 187px;
	height: auto;
	display: block;
	padding: 5px 0 4px 26px;
	background: url(../images/pulldown-arrow-bg.gif) no-repeat 15px 9px;
	font-size: 12px;
	font-weight: bold;
	line-height: 14px;
	color: #565656;
	text-decoration: none;
}
#primaryNav li ul li a:hover
{
	color: #FFF;
	background: #9B1A4E url(../images/pulldown-arrow-bg-over.gif) no-repeat 15px 9px;
}

#primaryNav li:hover, #primaryNav li.sfHover,
#primaryNav a:focus, #primaryNav a:hover, #primaryNav a:active
{
	outline:		0;
}

/*** arrows **/
#primaryNav a.sf-with-ul
{
	padding-right: 	2.25em;
	min-width:		1px; /* trigger IE7 hasLayout so spans position accurately */
}
.sf-sub-indicator
{
	position:		absolute;
	display:		block;
	right:			.75em;
	top:			1.05em; /* IE6 only */
	width:			10px;
	height:			10px;
	text-indent: 	-999em;
	overflow:		hidden;
	background:		url('../images/arrows-ffffff.png') no-repeat -10px -100px; /* 8-bit indexed alpha png. IE6 gets solid image only */
}
a > .sf-sub-indicator
{  /* give all except IE6 the correct values */
	top:			.8em;
	background-position: 0 -100px; /* use translucent arrow for modern browsers*/
}
/* apply hovers to modern browsers */
a:focus > .sf-sub-indicator,
a:hover > .sf-sub-indicator,
a:active > .sf-sub-indicator,
li:hover > a > .sf-sub-indicator,
li.sfHover > a > .sf-sub-indicator
{
	background-position: -10px -100px; /* arrow hovers for modern browsers*/
}

/* point right for anchors in subs */
#primaryNav ul .sf-sub-indicator
{ background-position:  -10px 0; }
#primaryNav ul a > .sf-sub-indicator
{ background-position:  0 0; }
/* apply hovers to modern browsers */
#primaryNav ul a:focus > .sf-sub-indicator,
#primaryNav ul a:hover > .sf-sub-indicator,
#primaryNav ul a:active > .sf-sub-indicator,
#primaryNav ul li:hover > a > .sf-sub-indicator,
#primaryNav ul li.sfHover > a > .sf-sub-indicator
{
	background-position: -10px 0; /* arrow hovers for modern browsers*/
}

/*** shadows for all but IE6 ***/
.sf-shadow ul
{
	background:	url('../images/shadow.png') no-repeat bottom right;
	padding: 0 8px 9px 0;
	-moz-border-radius-bottomleft: 17px;
	-moz-border-radius-topright: 17px;
	-webkit-border-top-right-radius: 17px;
	-webkit-border-bottom-left-radius: 17px;
}
.sf-shadow ul.sf-shadow-off
{
	background: transparent;
}