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

#nav {padding:0; margin:0; list-style:none; height:30px; background:white; position:relative; z-index:15; font-family:arial, verdana, sans-serif;}
#nav li.top {display:block; float:left;}
#nav li a.top_link {display:block; float:left; height:30px; line-height:27px; color:white; text-decoration:none; font-size:13px; font-weight:bold; padding:0 0 0 12px; cursor:pointer;background: url(blank.gif);}
#nav li a.top_link span {float:left; display:block; padding:0 24px 0 0px; height:30px;background:url(blank.gif) right top;}
#nav li a.top_link span.down {float:left; display:block; padding:0 24px 0 0px; height:30px; background:url(blanka.gif) no-repeat right top;}
#nav li a.top_link:hover {color:#CED8F6; background: url(blank_over.gif) no-repeat;}
#nav li a.top_link:hover span {background:url(blank_over.gif) no-repeat right top;}
#nav li a.top_link:hover span.down {background:url(blank_overa.gif) no-repeat right top;}

#nav li:hover > a.top_link {color:#fff; background: url(blank_over.gif) no-repeat;}
#nav li:hover > a.top_link span {background:url(blank_over.gif) no-repeat right top;}
#nav li:hover > a.top_link span.down {background:url(blank_overa.gif) no-repeat right top;}

/* Default list styling */

#nav li:hover {position:relative; z-index:15;}

/* keep the 'next' level invisible by placing it off screen. */
#nav ul, 
#nav li:hover ul ul,
#nav li:hover ul li:hover ul ul,
#nav li:hover ul li:hover ul li:hover ul ul,
#nav li:hover ul li:hover ul li:hover ul li:hover ul ul
{position:absolute; left:-9999px; top:-9999px; width:0; height:0; margin:0; padding:0; list-style:none;}

#nav li:hover ul.sub
{left:0; top:30px; background: white; padding:0px; white-space:nowrap; width:150px; height:auto; z-index:15;}
#nav li:hover ul.sub li
{display:block; height:20px; position:relative; float:left; width:150px; font-weight:normal;background: url(blank_over.gif)}
#nav li:hover ul.sub li a
{display:block; font-size:11px; height:20px; width:150px; line-height:20px; text-indent:5px; color:white; text-decoration:none;}
#nav li:hover ul.nuevo li
{display:block; height:20px; position:relative; float:left; width:100px; font-weight:normal;background: url(blank_over.gif)}
#nav li:hover ul.nuevo li a
{display:block; font-size:11px; padding:0px; height:20px; width:100px; line-height:20px; text-indent:5px; color:white; text-decoration:none;background: url(blank_over.gif)}

#nav li:hover ul.sub li a:hover 
{background:#6699cc; color:#fff;}

#nav li:hover ul li:hover ul,
#nav li:hover ul li:hover ul li:hover ul,
#nav li:hover ul li:hover ul li:hover ul li:hover ul,
#nav li:hover ul li:hover ul li:hover ul li:hover ul li:hover ul
{left:140px; top:0px; padding:0px; border:1px solid #6699cc; white-space:nowrap; width:100px; z-index:15; height:auto;width:100px; }