.img{
	border-top-width: 0px;
	border-right-width: 0px;
	border-bottom-width: 0px;
	border-left-width: 0px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
}
.div_container
{
    margin: 0px auto;
    width: 750px;
    background-color: #fff;
}

.div_left
{
    float: left;
    margin-top: 100px;
    width: 536px;
    min-height: 420px;
    _height: 420px;
}

.div_right
{
    float: right;
    margin-top: 100px;
    right: 130px;
    width: 180px;
}

.logo
{
    height: 29px;
    background: url(../images/idt.jpg) no-repeat;
}

.menu
{
    margin-top: 50px;
    font-size: 10px;
	font-family: Georgia, "Times New Roman", Times, serif;
}
.menu li
{
    line-height: 20px;
    background-color: #fff;
}

.ul_subwork
{
    margin-left: 17px;
    font-size: 9px;
}

.ul_subwork li
{
    line-height: 16px;
}

.menu a:link          {color: #999; text-decoration: none}
.menu a:visited       {color: #999; text-decoration: none}
.menu a:active        {color: #000; text-decoration: none}
.menu a:hover         {color: #000; text-decoration: none}

.span_menu_cn
{
    margin-left: 10px;
    display: none;
}

.menu a:hover .span_menu_cn
{
	display: inline;
	color: #999;
}

.div_footer
{
    clear: both;
    padding-top: 50px;
    margin-bottom: 20px;
    font-size: 9px;
    color: #999;
}