/* this is the clipping region for the menu. it's width and height get set by script, depending on the size of the items table */
.mtDropdownMenu {
 position:absolute;
 overflow:hidden;
 left:-1000px;
 top:-1000px;}
/* this is the main container for the menu itself. it's width and height get set by script, depending on the size of the items table */
.mtDropdownMenu .mdm_content {
 position:absolute;}
/* this table comprises all menu items. each TR is one item. It is relatively positioned so that the shadow and background transparent divs can be positioned underneath it */
.mtDropdownMenu .mdm_items {
 line-height:20px;
 position:relative;
 left:0px; top:0px;
 border:1px solid #999;
 z-index:2;}
.mtDropdownMenu .mdm_top .mdm_items {
 border-top:none;}
/* each TR.item is one menu item */
.mtDropdownMenu .mdm_item {
    color:#041d45;
    text-decoration:none;
 /* this is a hack for mac/ie5, whom incorrectly cascades the border properties of the parent table to each row */
 border:none;
 cursor:pointer;}
/* this DIV is the semi-transparent white background of each menu. the -moz-opacity is a proprietary way to get transparency in mozilla, the filter is for IE/windows 5.0+. */
/* we set the background color in script because ie mac does not use it; that browser only uses a semi-transparent white PNG that the spacer gif inside this DIV is replaced by */
.mtDropdownMenu .mdm_background {
 position:absolute;
 left:0px; top:0px;
 z-index:1;
filter:alpha(opacity=70); 
-moz-opacity:0.7; 
opacity:0.7;}
/* same concept as .mdm_background, but this is the sliver of shadow on the right of the menu. It's left, height, and background are set by script. In IE5/mac, it uses a PNG */
.mtDropdownMenu .mdm_shadowRight {
 position:absolute;
 z-index:3;
 top:3px; width:2px;
filter:alpha(opacity=40); 
-moz-opacity:0.4; 
opacity:0.4;
 background:white;}
/* same concept as .mdm_background, but this is the sliver of shadow on the bottom of the menu. It's top, width, and background are set by script. In IE5/mac, it uses a PNG */
.mtDropdownMenu .mdm_shadowBottom {
 position:absolute;
 z-index:1;
 left:3px; height:2px;
filter:alpha(opacity=40); 
-moz-opacity:0.4; 
opacity:0.4;}
/* this is the class that is used when the mouse is over an item. script sets the row to this class when required. */
.mtDropdownMenu .mdm_item.mdm_hover {
 background:#eee;
  color:#333;}
/* this is either the dingbat that indicates there is a submenu, or a spacer gif in it's place. We give it extra margin to create some space between the text and the dingbat */
.mtDropdownMenu .mdm_item img {
 display:none;}