A{ font-size:12px; font-family:Arial, Helvetica, sans-serif}
A:hover{ text-decoration:none;}
a.orange{ color:#ed9600;
display:block; 
background-repeat:no-repeat;
}
a.text{ font-size:12px;
font-family:Arial, Helvetica, sans-serif;
color:#707070}
html,body{
background-color:#b2b2b2;
margin:0px;
padding:0px;
}
.main{
width:expression(((document.documentElement.clientWidth || document.body.clientWidth) < 1000) ? '1000px' : ((document.body.clientWidth > 1200) ? '1200px' : '100%'));
max-width:1200px;
min-width:1000px;
}
A IMG{
border:0px;
}
a.gray{ color:#474747;
display:block;
background-repeat:no-repeat;
}
.copirayt{
display:block; 
float:left;
font-family:Arial, Helvetica, sans-serif;
font-size:12px;
color:#474747;
}
.top{
width:100%; background-color:#f0f0f0; float:left; min-width:1000px;}
.main_content{
width:70%; float:left; position:relative;
}
.content{
width:100%; margin-top:32px; float:left}
.news{
width:24%; float:left; margin-top:28px; position:relative;
}
.bottom{
width:100%; background-image:url(/images/bottom_b.gif); height:239px; clear:both; min-width:1000px;
}