/*navigation*/
#Home-menu_tab
{
  display: block;
  width: 69px;
  height: 20px;
  background: url("../images/menu/1.gif") no-repeat 0 0;
  float:left;
}

#Home-menu_tab:hover
{ 
  background-position: 0 -20px;
}

#Home-menu_tab span
{
  display: none;
}
#Equipment-menu_tab
{
  display: block;
  width: 69px;
  height: 20px;
  background: url("../images/menu/2.gif") no-repeat 0 0;
  float:left;
}

#Equipment-menu_tab:hover
{ 
  background-position: 0 -20px;
}

#Equipment-menu_tab span
{
  display: none;
}
#Guarantee-menu_tab
{
  display: block;
  width: 100px;
  height: 20px;
  background: url("../images/menu/3.gif") no-repeat 0 0;
  float:left;
}

#Guarantee-menu_tab:hover
{ 
  background-position: 0 -20px;
}

#Guarantee-menu_tab span
{
  display: none;
}
#Monitoring-menu_tab
{
  display: block;
  width: 72px;
  height: 20px;
  background: url("../images/menu/4.gif") no-repeat 0 0;
  float:left;
}

#Monitoring-menu_tab:hover
{ 
  background-position: 0 -20px;
}

#Monitoring-menu_tab span
{
  display: none;
}
div#menu_bg
{
	background-color:#D2C8C7;
	width:963px;
	height:20px;
	margin-bottom:10px;
}