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

#nav {

padding:0; 
margin:0; 
list-style:none; 
height:38px;
background: #333 url(images/nav_bg.jpg) repeat-x top left;
z-index:500; 
font-family:arial, verdana, sans-serif;
border-top : #ccc 3px solid;
border-bottom : #ccc 3px solid;
}


#nav li.top , #nav_alt li.top{display:block; float:left; height:38px;background: #333 url(images/nav_but_line.jpg) no-repeat top right;}
#nav li a.top_link , #nav_alt li a.top_link {
display:block; 
float:left; 
height:35px; 
line-height:33px; 
color:#ccc; 
text-decoration:none; 
font-size:11px; 
font-weight:bold; 
padding:0 0 0 12px; 
cursor:pointer;

}


#nav li a.top_link span , #nav_alt li a.top_link span{
float:left; 
display:block; 
padding:0 24px 0 12px; 
height:35px; 

}

/* Added */

#nav_alt {

padding:3px 0px 3px 0px; 
margin : -30px 0px 0px 0px;
list-style:none; 
height:38px;

z-index:501; 
font-family:arial, verdana, sans-serif;
text-align : right;

filter:alpha(opacity=40);
-moz-opacity:0.40;
-khtml-opacity: 0.40; opacity: 0.40;

}


#nav_alt li.top{display:block; float:left; height:38px;}
#nav_alt li a.top_link {display:block; float:left; height:35px; line-height:33px; color:#ccc; text-decoration:none; font-size:11px; font-weight:bold; padding:0 0 0 12px; cursor:pointer;}


#nav_alt li a.top_link span{
margin : auto;
float:left; 
display:block; 
padding:0 14px 0 12px; 
height:35px; 

}




/* END ADDED */


#nav li a.top_link span.down {
float:left; 
display:block; 
padding:0 24px 0 12px; 
height:35px; 

}

#nav li:hover a.top_link {color:#fff; background: #333 url(images/nav_but_hov.jpg) repeat-x top right;}
#nav li:hover a.top_link span {background: #333 url(images/nav_but_hov.jpg) no-repeat top right;}
#nav li:hover a.top_link span.down {background:url(three_1a.gif) no-repeat right top;}

/* Default list styling */

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

#nav li:hover ul.sub{

display : block;
min-width : 150px; 
max-width : 300px;
left:1px; 
top:38px; 
background: #333333;
padding:3px; 
border:1px solid #fff; 
white-space:nowrap; 
height:auto; 
z-index:300;

filter:alpha(opacity=90);
-moz-opacity:0.90;
-khtml-opacity: 0.90; opacity: 0.90;

}

#nav li:hover ul.sub li
{display:block;width : 100%; height:20px; position:relative; float:left;  font-weight:normal;z-index:5;
filter:alpha(opacity=125);
-moz-opacity:1.25;
-khtml-opacity: 1.25; opacity: 1.25;

}


#nav li:hover ul.sub li a{

display:block;
width : 100%;
font-size:11px; 
height:18px; 
line-height:18px; 
text-indent:5px; 
color:#fff; 
text-decoration:none;
border:1px solid #999999;


}


#nav li ul.sub li a.fly
{background:#999999 url(images/arrow.gif) 80px 6px no-repeat;}
#nav li:hover ul.sub li a:hover 
{background:#999999; color:#fff; border-color:#fff;}


#nav li:hover ul.sub li a.fly:hover
{background:#6a812c url(images/arrow_over.gif) 80px 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,
#nav li:hover li:hover li:hover li:hover li:hover ul
{left:90px; top:-4px; background: #bbd37e; padding:3px; border:1px solid #5c731e; white-space:nowrap; width:100%; 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;}

#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:#6a812c url(images/arrow_over.gif) 80px 6px no-repeat; color:#fff; 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:#bbd37e url(images/arrow.gif) 80px 6px no-repeat; color:#000; border-color:#bbd37e;} 


#flashcontent {
height : 200px;
width: 926px;
z-index: 50;


}


#flashcontent:after {
clear:both;
content:".";
display:block;
height:0pt;
visibility:hidden;
}

/* ----------------------------------------------------------- */


#invent_but ,#invent_but a{
height: 200px;
width : 606px;
}
#invent_but a{
display : block;
background : url(images/ncd_but.jpg) no-repeat top center;


}

#invent_but a:hover{
background : url(images/ncd_buth.jpg) no-repeat top center;
}
/* ----------------------------------------------------------- */