function loadNav(){
if(window.top.location.href!=location.href){ 
   window.top.location.href=location.href; 
 }
 var fold=window.location.pathname.toString();
 fold=fold.toLowerCase();
 if(fold.indexOf("supply")>-1){
    setTab(2);
  }
 else if(fold.indexOf("demand")>-1){
   setTab(3);
   doSelectType(2,'acx');
  }
 else if(fold.indexOf("invest")>-1){
   setTab(4);
  }
 else if(fold.indexOf("supplier")>-1){
    setTab(5);
    doSelectType(3,'acx');
  }
 else if(fold.indexOf("diner")>-1){
    setTab(6);
    doSelectType(4,'acx');
  }
 else if(fold.indexOf("dingmng")>-1){
   setTab(7);
   doSelectType(5,'acx');
  }
 else if(fold.indexOf("news")>-1){
    setTab(8);
    doSelectType(5,'acx');
  } 
}
function setTab(m){
    if (m<8){
      $("nav"+(m+1)).className="l5";
     }
    $("nav"+m).className="l4";
    if (m==5){
     $("nav5").className="l4s";
    }
    if (m==7){
       $("nav7").className="l4m";
    }
    if (m!=1){
       $("nav1").className="l5i";
    }
    if(m!=2)
    {
      $("nav2").className="l6";
    }
}

var _ssvalType="Supply"; 
function doSelectType(obj,css){
   var id=parseInt(obj);
   switch(id){
     case 2:_ssvalType="Demand/default.aspx";break;
     case 3:_ssvalType="Supplier/list.aspx";break;
     case 4:_ssvalType="Diner/list.aspx";break;
     case 5:_ssvalType="News/list.aspx";break;
     default:_ssvalType="Supply/default.aspx";break;
   }
   $("searchType"+id).className=css;
   for(var i=1;i<=5;i++){
      if(id!=i){
         $("searchType"+i).className=css+"_1";
      }
   }
}
function OnKeywordClear(){
  var key=$("keyword").value.Trim();
  if (key=="请输入关键字"){
     $("keyword").value="";
   }
}
function OnSearch(){
 var key=$("keyword").value.Trim();
 if (key==""){
     alert("请输入关键字");
     return;
   }
    $("keyword").value=key;
    setCookie("qryKeyword",key);
    window.location.href='/'+_ssvalType+'?q='+escape(key);
}