//验证用户名是否存在
function is_login() {
    var strurl = "/tools/status.ashx" + "?" + Math.random();
    $.ajax({
        type: "POST",
        url: strurl,
        data: "l=yes",
        success: function(msg) {
            $(".YIBULOGIN").html(msg);
        }
    });
}
$(function() {
    $("#searchType").val("sell");
    $.each($("#search-box ul li"), function(_i, item) {
        $(item, "a").click(function() {
            noneClass();
            item.className = "current";
            $('.seartit').text($(this).text().substr(0, 2) + '搜索');
        });
    });
});
function stype(str) {
    $("#searchType").val(str);
    subSearch("no-null");
}
function noneClass() {
    $("#search-box ul li").each(function() {
        this.className = '';
    });
}
//其他栏目页中有用到
//控制导航栏样式
function changeNav(num) {
    //设置头部导航栏样式
    delClass();
    $.each($("#nav ul li"), function(_i, item) {
        if (_i == num)
            item.className = "current-but";
    });
}
function delClass() {
    $("#nav ul li").each(function() {
        this.className = '';
    });
}
function subSearch(flag) {
    var keys = $("#key_s").val().replace("'", "''");
    if (flag != null && flag == "no-null" && keys == "") {
        return;
    }
    var st = $("#searchType").val();
    var url = "";
    switch (st) {
        case "sell":
            url = "/sales/list_";
            break;
        case "buy":
            url = "/buys/list_";
            break;
        case "comp":
            url = "/zh/comp_k-";
            break;
        case "zs":
            url = "/zs/list.html";
            break;
        case "rc":
            //url = "/rc/Employment_List.aspx?industry=0&province=0&city=0&keywords=" + escape(keys);
            url = "/rc/employment_0_0_0_" + encodeURI(keys) + ".html";
            break;
        case "zw":
            //url = "/expoinfos/ExpoSearchList.aspx?keyword=" + escape(keys);
            url = "/expoinfos/search_" + encodeURI(keys) + ".html";
            break;    
        case "news":
            url = "/news/search_" + keys + ".html";
            break;
        default:
            url = "/Trade/Search_Sell.Aspx"; 
            break;
    }
//    if (st == "news") {
//        window.open(url + escape(keys));
//        if (flag != null) {
//            return;
//        }
//        else {
//            return false;
//        }
//    }
    if (st == "zs" || st == "zw" || st == "rc" || st == "news") {
        window.location = url;
    }
    else if(st == "comp")
    {
        if (keys == "") {
            window.location = "/zh/company_s-1.html";
        }
        else {
            window.location = url + encodeURI(keys) + ".html";
        }
    }
    else {
        if (st == "sell" || st == "buy" ) {
            window.location = url + encodeURI(keys) + ".html";
        }
        else {
            window.location = url + (st == "news" ? "" : "?sk=") + escape(keys);
        }
    }
    return false;//用户直接回车
}
function changeSearch(num) {
    //设置头部搜索指向--如：求购页---指向搜索--求购
    noneClass();
    $("#search-box ul li")[num - 1].className = "current";
    var textField = "";
    var searchType = "";
    switch (num) {
        case 2:
            textField = "求购";
            searchType = "buy";
            break;
        case 3:
            textField = "参展";
            searchType = "comp";
            break;
        case 4:
            textField = "招聘";
            searchType = "rc";
            break;
        case 5:
            textField = "展务";
            searchType = "zw";
            break;
        case 6:
            textField = "招商";
            searchType = "zs";
            break;
        default:
            textField = "供应";
            searchType = "sell";
            break;
    }
    $('.seartit').text(textField + '搜索');
    $(function() { $("#searchType").val(searchType); });
}