function goNavTab(cat){
var ul=document.getElementById("ULlogin_search");
var list = ul.getElementsByTagName("a");
for(var i=0; i<list.length; i++)
{
if(list[i].id.indexOf("navItem_") == 0)
{
if(list[i].id == "navItem_" + cat)
 list[i].className = "ahover";
 else 
 list[i].className = "";
}
}
document.getElementById("FromContent").innerHTML="";
 document.getElementById("RemenContent").innerHTML="";
if(cat=="1000")
{
document.getElementById("FromContent").innerHTML='<img src="http://www.todaysteel.com/images/search01.jpg" onclick=javascript:SubSearch(1000,document.getElementById("searchText").value);  alt="现货资源搜索" style="vertical-align:middle;cursor:pointer;"/>';
document.getElementById("RemenContent").innerHTML= '热门关键字：<a title=螺纹钢 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bj6aUkqRvvcYid7s1lNDAqtQ==" target="_blank">螺纹钢</a>&nbsp;<a title=冷轧 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bjQy7heq+KRJM=" target="_blank">冷轧</a>&nbsp;<a title=热轧 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bjZsTnSQrGzio=" target="_blank">热轧</a>&nbsp;<a title="无缝管" href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bj4WjkUKy679cKrNQovJERgA==" target="_blank">无缝管</a> <a title="舞钢" href="http://www.zzyf.net/" target="_blank">舞钢</a>&nbsp;&nbsp;<a title=中厚板 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bj47+eyD8/I057UbvedJSK2g==" target="_blank">中厚板</a>&nbsp;<a title=钢管 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bjzSY6mX/S6r4=" target="_blank">钢管</a>&nbsp;<a title=焊管 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bjVrv6Aq9omos=" target="_blank">焊管</a>&nbsp;<a title=特钢 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bjyh2EHg6Jxd0=" target="_blank">特钢</a>&nbsp;<a title=涂镀 href="http://www.todaysteel.com/wYlK6OGUjeDK4sxAlztmHrjvjG4vweLI0bj1PVcdgfBaXg=" target="_blank">涂镀</a>';

}
 else if(cat=="2000")
{
document.getElementById("FromContent").innerHTML='<img src="http://www.todaysteel.com/images/search02.gif" onclick=javascript:SubSearch(2000,document.getElementById("searchText").value);  alt="商机搜索" style="vertical-align:middle;cursor:pointer;"/>';
document.getElementById("RemenContent").innerHTML='热门关键字：<a title=螺纹钢 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIIF3b4H4n1XhupY+9oVcLVg==" target="_blank">螺纹钢</a>&nbsp;<a title=中厚板 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIfggpg7jgDsiU7dA/nuggTQ==" target="_blank">中厚板</a>&nbsp;<a title=钢板 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIuvN1+2M2QBzR53tCwLI8Hw==" target="_blank">钢板</a>&nbsp;<a title="带钢" href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIyQivyHOQ7d9AvC3RO3t63w==" target="_blank">带钢</a> <a title="H型钢" href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIsBrqweHS8fPQ0fYd+r4wrA==" target="_blank">H型钢</a>&nbsp;&nbsp;<a title=无缝管 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIDz78XdD9r3UkRTQh5cblhA==" target="_blank">无缝管</a>&nbsp;<a title=角钢 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIXOgb96Xs9rENJi9VD57UTg==" target="_blank">角钢</a>&nbsp;<a title=热轧 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIRfoyNNtZeRayoxVc2aJ5rg==" target="_blank">热轧</a>&nbsp;<a title=冷轧 href="http://www.todaysteel.com/cCLnrCYm+sw6rAkXUmNwA1Stu1bI0a6BEMIjK+KndIraDkXF7ScASf/+g==" target="_blank">冷轧</a>';
}
 else if(cat=="3000")
{
document.getElementById("FromContent").innerHTML='<img src="http://www.todaysteel.com/images/search03.gif" onclick=javascript:SubSearch(3000,document.getElementById("searchText").value);  alt="报价搜索" style="vertical-align:middle;cursor:pointer;"/>';
document.getElementById("RemenContent").innerHTML='热门关键字：<a title=螺纹钢 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLk61VEJ1Tlqo7vrFT8J3MjcA==" target="_blank">螺纹钢</a>&nbsp;<a title=钢板 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLk6PKzX71T01E=" target="_blank">钢板</a>&nbsp;<a title=中厚板 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLkjDOSHkCZ+Yios2Rqw3Qxog==" target="_blank">中厚板</a>&nbsp;<a title="带钢" href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLk0jj7NnMdyFg=" target="_blank">带钢</a> <a title="H型钢" href="/price/Plist.aspx?keyword=H型钢" target="_blank">H型钢</a>&nbsp;&nbsp;<a title=无缝管 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLkQ6Z5sbWsruEJmVB/dEDhtg==" target="_blank">无缝管</a>&nbsp;<a title=角钢 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLkUAiLi5gnNF4=" target="_blank">角钢</a>&nbsp;<a title=热轧 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLkMdUmyxGkFvY=" target="_blank">热轧</a>&nbsp;<a title=冷轧 href="http://www.todaysteel.com/pLuivHPmtH5hUViTBMSNHsIcEg7rcafjLkDfQ5FHXoPQo=" target="_blank">冷轧</a>';
}
else if(cat=="4000")
{
document.getElementById("FromContent").innerHTML='<img src="http://www.todaysteel.com/images/search04.jpg" onclick=javascript:SubSearch(4000,document.getElementById("searchText").value);  alt="公司库搜索" style="vertical-align:middle;cursor:pointer;"/>';
document.getElementById("RemenContent").innerHTML='热门关键字：<a title=钢铁 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDYSbXyyeI1LLQ==" target="_blank">钢铁</a>&nbsp;<a title=贸易 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDa5Nvj1flqCsg==" target="_blank">贸易</a>&nbsp;<a title=板材 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDZ6w8LpuoSXyQ==" target="_blank">板材</a>&nbsp;<a title=不锈钢 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDYaX/zlK5fNOL/+yoUQ/x2I" target="_blank">不锈钢</a>&nbsp;<a title=优特钢 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDZ0hJv7phTrNOqSxIgInrwL" target="_blank">优特钢</a>&nbsp;<a title=型材 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDY4u+aR/JWbyg==" target="_blank">型材</a>&nbsp;<a title=带钢 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDb35xd1bbAoEA==" target="_blank">带钢</a>&nbsp;<a title=工字钢 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDav5nm1izJELjV76jlV8LbD" target="_blank">工字钢</a>&nbsp;<a title=槽钢 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDZ5oD/ct6E/GQ==" target="_blank">槽钢</a>&nbsp;<a title=角钢 href="http://www.todaysteel.com/cOL9VhlSamFoq5lPZDl7agUQiKqAKorm/KptQceSf3rMDbyoK+nFvfcZA==" target="_blank">角钢</a>';
}
 else if(cat=="5000")
{
document.getElementById("FromContent").innerHTML='<img src="http://www.todaysteel.com/images/search05.gif" onclick=javascript:SubSearch(5000,document.getElementById("searchText").value);  alt="行业资讯搜索" style="vertical-align:middle;cursor:pointer;"/>';
document.getElementById("RemenContent").innerHTML='热门关键字：<a title=镀锌 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pQ0krp+W7VoQ=" target="_blank">镀锌</a>&nbsp;<a title=热轧 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6p9N+Ho+HIHXQ=" target="_blank">热轧</a>&nbsp;<a title=带钢 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pIriraf44wZ0=" target="_blank">带钢</a>&nbsp;<a title=H型钢 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pCrLpzXYSQwF6mkpMuzFFWA==" target="_blank">H型钢</a>&nbsp;<a title=冷轧 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pnmZq/7c7fbo=" target="_blank">冷轧</a>&nbsp;<a title=中厚板 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pNjx5wwCToOXxO6iMakRrtQ==" target="_blank">中厚板</a>&nbsp;<a title=船板 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6p2xA4fDN4g7Y=" target="_blank">船板</a>&nbsp;<a title=报价 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pD4hDsMSVV+4=" target="_blank">报价</a>&nbsp;<a title=市场行情 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6pYeBcoz0q2MKHiFA9nzkpLQ==" target="_blank">市场行情</a>&nbsp;<a title=分析 href="http://www.todaysteel.com/nLV+h9Q67fMrpB/jcec/oIek1GMjsNZf6p5UdeSzswelY=" target="_blank">分析</a>';
}
 else if(cat=="6000")
{
document.getElementById("FromContent").innerHTML='<img src="http://www.todaysteel.com/images/search06.gif" onclick=javascript:SubSearch(6000,document.getElementById("searchText").value);  alt="钢铁手册搜索" style="vertical-align:middle;cursor:pointer;"/>';
document.getElementById("RemenContent").innerHTML='热门关键字：<a title=工字 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GO9WSONJ3PwU4=" target="_blank">工字</a>&nbsp;<a title=AISI-C1214 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOhEdIguHIX93lf6VQz8iTig==" target="_blank">AISI-C1214</a>&nbsp;<a title=q235 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GO+yGM+JnhkA4=" target="_blank">q235</a>&nbsp;<a title=轧辊 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOqUrOUSZv9QE=" target="_blank">轧辊</a>&nbsp;<a title=硅钢 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOLFMOV/Wkb1Y=" target="_blank">硅钢</a>&nbsp;<a title=矿工钢 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOGUDW5mEROV6sWqSzt5PwLw==" target="_blank">矿工钢</a>&nbsp;<a title=8CR13MOV href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOXZslfZEz8qUHBtPIC3CAWg==" target="_blank">8CR13MOV</a>&nbsp;<a title=螺纹钢 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOC4U47urpgYLY9Pa45k6pIw==" target="_blank">螺纹钢</a>&nbsp;<a title=GB709 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOPNEjvnDhdpY=" target="_blank">GB709</a>&nbsp;<a title=冷扎 href="http://www.todaysteel.com/gLhb4RrcVf636oyDSZWYRQc+bcIYVo33GOofcdIU/fsAo=" target="_blank">冷扎</a>';
}
 document.getElementById("cat_").value=cat;
}