.preload1 {background: url(three_1.gif);}
.preload2 {background: url(three_1a.gif);}

#nav {left:20px; padding:0; margin:0; list-style:none; height:28px; background:#fff url(three_0.gif) repeat-x; position:relative; z-index:500; font-family:arial, verdana, sans-serif;
top: 0px;
    width: 843px;}
#nav li.top { display:block; float:left; height:28px;}
#nav li a.top_link {display:block; float:left; height:22px; line-height:28px; color:#000000; text-decoration:none; font-size:12px; font-weight:bold; padding:0 0 0 10px; cursor:pointer;background: url(three_0.gif);}
#nav li a.top_link span {float:left; display:block; padding:0 25px 0 15px; height:22px; background: url(three_0.gif) right top no-repeat;}
#nav li a.top_link span.down {float:left; display:block; padding:0 24px 0 12px; height:22px; background: url(three_0a.gif) no-repeat right top;}

#nav li:hover a.top_link {color:#000000; background: url(three_1.gif) no-repeat;}
#nav li:hover a.top_link span {background:url(three_1.gif) no-repeat right top;}
#nav li:hover a.top_link span.down {background:url(three_1a.gif) no-repeat right top;}

#nav li:hover {position:relative; z-index:200;}

/* First Drop Down */
#nav li:hover ul.sub
{left:21px; top:28px; background: #b9c0e3; padding:1px; border:1px solid #bdc3e4; white-space:nowrap; width:194px; height:auto; z-index:300;}

#nav li:hover ul.sub li
{display:block; height:20px; position:relative; float:left; width:400px; font-weight:normal;}

/*Hover Over - Solid for first dropdown. Outline for 2nd dropdown*/
#nav li:hover ul.sub li a
{display:block; font-size:12px; height:18px; width:192px; line-height:18px; text-indent:3px; color:#000; text-decoration:none;border:1px solid #b9c0e3;}

/* Second Dropdown Arrow.gif*/
#nav li ul.sub li a.fly
{background:#b9c0e3 url(arrow.gif) 180px 6px no-repeat; color:#000000;}
#nav li:hover ul.sub li a:hover 
{background:#bdace4; color:#000000; border-color:#fff;}

/* Arrow location for one layer down. HOVER OVER*/ 
#nav li:hover ul.sub li a.fly:hover
{background:#bdace4 url(arrow_over.gif) 180px 6px no-repeat; color:#fff;}


#nav li:hover li:hover ul,
#nav li:hover li:hover li:hover ul,
#nav li:hover li:hover li:hover li:hover ul,

/*Details for 2nd drop down box (i.e. Location, Color, Size, etc.)*/
#nav li:hover li:hover li:hover li:hover li:hover ul
{left:194px; top:-4px; background: #b9c0e3; padding:3px; border:1px solid #bdc3e4; white-space:nowrap; width:193px; z-index:400; height:auto;}

#nav ul, 
#nav li:hover ul ul,
#nav li:hover li:hover ul ul,
#nav li:hover li:hover li:hover ul ul,
#nav li:hover li:hover li:hover li:hover ul ul
{position:absolute; left:-9999px; top:-9999px; width:0; height:0; margin:0; padding:0; list-style:none;}

/*Location of Arrow.gifs*/
#nav li:hover li:hover a.fly,
#nav li:hover li:hover li:hover a.fly,
#nav li:hover li:hover li:hover li:hover a.fly,
#nav li:hover li:hover li:hover li:hover li:hover a.fly
{background:#b9c0e3 url(arrow_over.gif) 180px 6px no-repeat; color:#000; border-color:#fff;} 

#nav li:hover li:hover li a.fly,
#nav li:hover li:hover li:hover li a.fly,
#nav li:hover li:hover li:hover li:hover li a.fly
{background:#b9c0e3 url(arrow.gif) 180px 6px no-repeat; color:#000; border-color:#b9c0e3;}