//==============城市关联js==============//
//created by sky_java@yahoo.com www.taoren.cn
//$Id: city.js,v 1.1 2005/10/01 12:07:13 cvsuser Exp $

var where = new Array(35);
function comefrom(loca, locacity) {
    this.loca = loca;
    this.locacity = locacity;
}

where[0] = new comefrom("所在省份", "城市");
where[1] = new comefrom("北京", "北京");
where[2] = new comefrom("上海", "上海");
where[3] = new comefrom("天津", "天津");
where[4] = new comefrom("重庆", "重庆");
where[5] = new comefrom("河北", "|石家庄|邯郸|邢台|保定|张家口|承德|廊坊|唐山|秦皇岛|沧州|衡水");
where[6] = new comefrom("山西", "|太原|大同|阳泉|长治|晋城|朔州|吕梁|忻州|晋中|临汾|运城");
where[7] = new comefrom("内蒙古", "|呼和浩特|包头|乌海|赤峰|呼伦贝尔盟|阿拉善盟|哲里木盟|兴安盟|乌兰察布盟|锡林郭勒盟|巴彦淖尔盟|伊克昭盟");
where[8] = new comefrom("辽宁", "|沈阳|大连|鞍山|抚顺|本溪|丹东|锦州|营口|阜新|辽阳|盘锦|铁岭|朝阳|葫芦岛");
where[9] = new comefrom("吉林", "|长春|吉林|四平|辽源|通化|白山|松原|白城|延边");
where[10] = new comefrom("黑龙江", "|哈尔滨|齐齐哈尔|牡丹江|佳木斯|大庆|绥化|鹤岗|鸡西|黑河|双鸭山|伊春|七台河|大兴安岭");
where[11] = new comefrom("江苏", "|南京|镇江|苏州|南通|扬州|盐城|徐州|连云港|常州|无锡|宿迁|泰州|淮安");
where[12] = new comefrom("浙江", "|杭州|宁波|温州|嘉兴|湖州|绍兴|金华|衢州|舟山|台州|丽水");
where[13] = new comefrom("安徽", "|合肥|芜湖|蚌埠|马鞍山|淮北|铜陵|安庆|黄山|滁州|宿州|池州|淮南|巢湖|阜阳|六安|宣城|亳州");
where[14] = new comefrom("福建", "|福州|厦门|莆田|三明|泉州|漳州|南平|龙岩|宁德");
where[15] = new comefrom("江西", "|南昌市|景德镇|九江|鹰潭|萍乡|新馀|赣州|吉安|宜春|抚州|上饶");
where[16] = new comefrom("山东", "|济南|青岛|淄博|枣庄|东营|烟台|潍坊|济宁|泰安|威海|日照|莱芜|临沂|德州|聊城|滨州|菏泽");
where[17] = new comefrom("河南", "|郑州|开封|洛阳|平顶山|安阳|鹤壁|新乡|焦作|濮阳|许昌|漯河|三门峡|南阳|商丘|信阳|周口|驻马店|济源");
where[18] = new comefrom("湖北", "|武汉|宜昌|荆州|襄樊|黄石|荆门|黄冈|十堰|恩施|潜江|天门|仙桃|随州|咸宁|孝感|鄂州");
where[19] = new comefrom("湖南", "|长沙|常德|株洲|湘潭|衡阳|岳阳|邵阳|益阳|娄底|怀化|郴州|永州|湘西|张家界");
where[20] = new comefrom("广东", "|广州|深圳|珠海|汕头|东莞|中山|佛山|韶关|江门|湛江|茂名|肇庆|惠州|梅州|汕尾|河源|阳江|清远|潮州|揭阳|云浮");
where[21] = new comefrom("广西", "|南宁|柳州|桂林|梧州|北海|防城港|钦州|贵港|玉林|南宁地区|柳州地区|贺州|百色|河池");
where[22] = new comefrom("海南", "|海口|三亚");
where[23] = new comefrom("四川", "|成都|绵阳|德阳|自贡|攀枝花|广元|内江|乐山|南充|宜宾|广安|达川|雅安|眉山|甘孜|凉山|泸州");
where[24] = new comefrom("贵州", "|贵阳|六盘水|遵义|安顺|铜仁|黔西南|毕节|黔东南|黔南");
where[25] = new comefrom("云南", "|昆明|大理|曲靖|玉溪|昭通|楚雄|红河|文山|思茅|西双版纳|保山|德宏|丽江|怒江|迪庆|临沧");
where[26] = new comefrom("西藏", "|拉萨|日喀则|山南|林芝|昌都|阿里|那曲");
where[27] = new comefrom("陕西", "|西安|宝鸡|咸阳|铜川|渭南|延安|榆林|汉中|安康|商洛");
where[28] = new comefrom("甘肃", "|兰州|嘉峪关|金昌|白银|天水|酒泉|张掖|武威|定西|陇南|平凉|庆阳|临夏|甘南");
where[29] = new comefrom("宁夏", "|银川|石嘴山|吴忠|固原");
where[30] = new comefrom("青海", "|西宁|海东|海南|海北|黄南|玉树|果洛|海西");
where[31] = new comefrom("新疆", "|乌鲁木齐|石河子|克拉玛依|伊犁|巴音郭勒|昌吉|克孜勒苏柯尔克孜|博尔塔拉|吐鲁番|哈密|喀什|和田|阿克苏");
where[32] = new comefrom("香港", "香港");
where[33] = new comefrom("澳门", "澳门");
where[34] = new comefrom("台湾", "请选择|台北|高雄|台中|台南|屏东|南投|云林|新竹|彰化|苗栗|嘉义|花莲|桃园|宜兰|基隆|台东|金门|马祖|澎湖");
where[35] = new comefrom("其它", "|北美洲|南美洲|亚洲|非洲|欧洲|大洋洲");


//一个有关联的City对象
//province 省份字段　city　城市字段
function City() {
    this.p = null;
    this.c = null;
}

//onChange事件
City.prototype.change = function() {
    if (this.invalid()) return;
    with (this.p) {
        var loca2 = options[selectedIndex].value;
    }
    for (i = 1; i < where.length; i ++) {
        if (where[i].loca == loca2) {
            loca3 = (where[i].locacity).split("|");
            for (j = 0; j < loca3.length; j++) {
                with (this.c) {
                    length = loca3.length;
                    options[j].text = loca3[j];
                    options[j].value = loca3[j];
                    var loca4 = options[selectedIndex].value;
                }
            }
            break;
        }
    }

}

//在界面载入时要调用的方法，初始化基本的省份字段
//province city分别是表单对象　pv, cv 分别表示缺省的省份　城市值，就是初始要选上的值
City.prototype.init = function(province, city, pv, cv) {
    this.p = province;
    this.c = city;

    if (pv && cv) {
        where[0] = new comefrom(pv, cv);
    }

    if (this.invalid()) return;

    with (this.p) {
        length = where.length;
        for (k = 0; k < where.length; k++) {
            options[k].text = where[k].loca;
            options[k].value = where[k].loca;
        }
        options[selectedIndex].text = where[0].loca;
        options[selectedIndex].value = where[0].loca;
    }

    with (this.c) {
        loca3 = (where[0].locacity).split("|");
        length = loca3.length;
        for (l = 0; l < length; l++) {
            options[l].text = loca3[l];
            options[l].value = loca3[l];
        }
        options[selectedIndex].text = loca3[0];
        options[selectedIndex].value = loca3[0];
    }
}

City.prototype.invalid = function () {
    if (this.p == null || this.c == null) return true;
    return false;
}

//==============函数结束==============//