var industryCatRootNode={i:-1,t:'',
c:[{i:20103,t:'Commerce Services',
c:[{i:20110,t:'Agent'},
{i:20112,t:'Authenticating'},
{i:20117,t:'Business Cooperation'},
{i:20113,t:'Commecial Travel'},
{i:20109,t:'Design'},
{i:20105,t:'Education &Training'},
{i:20107,t:'Exhibition '},
{i:20116,t:'import&export agency'},
{i:20115,t:'Intellectual property'},
{i:20118,t:'Leasing&Tanancy'},
{i:20106,t:'Legal'},
{i:20104,t:'Management Consulting'},
{i:20108,t:'Marketing &Advertising'},
{i:20114,t:'Public Relation '},
{i:20111,t:'Traslation'}]},
{i:20154,t:'Education and Research Devop.',
c:[{i:20159,t:'Adult Education'},
{i:20158,t:'Childhood Education'},
{i:20160,t:'Distance Education'},
{i:20156,t:'Education Management'},
{i:20162,t:'others'},
{i:20157,t:'Primary &Secondary Education '},
{i:20161,t:'Science and Research Institution'},
{i:20155,t:'Senior Education'}]},
{i:20094,t:'Financial&Security',
c:[{i:20100,t:'Accounting,Auditing&Tax'},
{i:20095,t:'Banking'},
{i:20097,t:'Investigation Bank'},
{i:20102,t:'others'},
{i:20098,t:'Private Equity Investment'},
{i:20096,t:'Risk Investment'},
{i:20099,t:'Security'},
{i:20101,t:'Stock&Fund'}]},
{i:20000,t:'Import&export',
c:[{i:20035,t:'Agriculture'},
{i:20028,t:'Apparel & Accessories'},
{i:20014,t:'Auto parts & accessories'},
{i:20020,t:'Chemicals'},
{i:20007,t:'Construction&decorations'},
{i:20017,t:'Digital&computer'},
{i:20004,t:'Electronic components'},
{i:20006,t:'Electronics@Electrical'},
{i:20027,t:'Engery'},
{i:20002,t:'Engineering machine'},
{i:20026,t:'Environment'},
{i:20021,t:'Fine&specialty chemicals'},
{i:20034,t:'Food&Beverage'},
{i:20031,t:'Gifts&Crafs'},
{i:20015,t:'Home appliances'},
{i:20032,t:'Home Supplies'},
{i:20009,t:'Laser &Optronics'},
{i:20023,t:'Leather & Fur'},
{i:20008,t:'Lights&lighting'},
{i:20030,t:'Luggage,bags&cases'},
{i:20003,t:'Machine tool'},
{i:20001,t:'Machine&industry equipment'},
{i:20010,t:'Measurement & Analysis instruments'},
{i:20012,t:'Minerals, Metals&Materials'},
{i:20011,t:'Offcie supplies'},
{i:20016,t:'Packaging'},
{i:20025,t:'Papers'},
{i:20013,t:'Printing&pulishing'},
{i:20024,t:'Rubber&Plastic'},
{i:20019,t:'Security&protection'},
{i:20029,t:'Shoes&hats'},
{i:20018,t:'Telecommunication'},
{i:20022,t:'Textile'},
{i:20005,t:'Tools&Hardware'},
{i:20033,t:'Toys'}]},
{i:20072,t:'Jobs',
c:[{i:20073,t:'Hiring'},
{i:20075,t:'Human resources'},
{i:20074,t:'Hunting'}]},
{i:20135,t:'Media',
c:[{i:20136,t:'Brodcasting'},
{i:20145,t:'Culture&Arts'},
{i:20143,t:'Intemedia'},
{i:20139,t:'Magazines'},
{i:20144,t:'Media design'},
{i:20138,t:'Newspapers'},
{i:20141,t:'Printing'},
{i:20140,t:'Publishing'},
{i:20137,t:'Television'},
{i:20142,t:'Writing&Editing'}]},
{i:20171,t:'Medincine&Health',
c:[{i:20178,t:'Bioresearch'},
{i:20177,t:'Doctor'},
{i:20173,t:'Hospital'},
{i:20175,t:'Medical Appliances'},
{i:20176,t:'Medicare'},
{i:20174,t:'Medincine'},
{i:20179,t:'others'},
{i:20172,t:'Psychological counseling'}]},
{i:20085,t:'Political organization',
c:[{i:20093,t:'Association '},
{i:20087,t:'Executive Offices'},
{i:20089,t:'Foreign Affairs '},
{i:20086,t:'Legal Offices'},
{i:20088,t:'Military Institution'},
{i:20091,t:'Public safety'},
{i:20090,t:'Social Security'},
{i:20092,t:'Sociology of Health and Welfare'}]},
{i:20163,t:'Real Estate & Decoration',
c:[{i:20169,t:'Building Materials'},
{i:20167,t:'Civil Engineering'},
{i:20166,t:'Construction Engineering'},
{i:20165,t:'Constructional design'},
{i:20168,t:'Decoration'},
{i:20170,t:'others '},
{i:20164,t:'Reaty'}]},
{i:20119,t:'Science&Technology',
c:[{i:20132,t:'Biotechnology'},
{i:20122,t:'Computer hardware'},
{i:20123,t:'Computer software'},
{i:20121,t:'E-commerce '},
{i:20128,t:'Games'},
{i:20131,t:'Info technology'},
{i:20120,t:'Internet'},
{i:20130,t:'Nanotechnology'},
{i:20124,t:'Network & Scecurity'},
{i:20134,t:'others'},
{i:20129,t:'Semicontuctor'},
{i:20133,t:'Space Tech'},
{i:20125,t:'system integration'},
{i:20126,t:'Telecommunication'},
{i:20127,t:'Wireless communication'}]},
{i:20076,t:'Shipment & Logistics',
c:[{i:20079,t:'Air Transport'},
{i:20077,t:'Commodity Inspection&Cutmos'},
{i:20084,t:'Post&package delivery'},
{i:20082,t:'Rail transport'},
{i:20078,t:'Sea Shipping'},
{i:20083,t:'Storage&Transport'},
{i:20080,t:'Truck Transport'},
{i:20081,t:'Water Transport'}]},
{i:20146,t:'Travel,leisure&sports',
c:[{i:20147,t:'Etertainment'},
{i:20150,t:'Food industry'},
{i:20152,t:'Hotel&Restaurant'},
{i:20151,t:'Leisurment appliance'},
{i:20153,t:'others'},
{i:20148,t:'Sporting goods'},
{i:20149,t:'Tourism'}]}]};

/**
 * obj1 is {i:'cat1',defVal:12,topOption:{id,title}}
 */
function initIndustryCat(obj1, obj2){
	var cat1 = $('#' + obj1.id).get(0);
	var cat2 = $('#' + obj2.id).get(0);
	var children = industryCatRootNode.c;
	cat1.innerHTML = '';
	var opts = cat1.options;
	var nullTopOpt = {i:null, t:null};
	var to1 = obj1.topOption ? obj1.topOption : nullTopOpt;
	var to2 = obj2.topOption ? obj2.topOption : nullTopOpt;
	if(obj1.topOption){
		opts[0] = new Option(to1.t, to1.i);
		opts[0].selected = true;
	}
	for(var i = 0; i < children.length; i++){
		opts[opts.length] = new Option(children[i].t, children[i].i);
	}
	if(obj1.defVal){
		cat1.value = (obj1.defVal);
	}
	chgIndustryCat(obj1.id, obj2.id, to2.i, to2.t);
	if(obj2.defVal){
		cat2.value = (obj2.defVal);
	}
	$('#' + obj1.id).change(
		function (){
			chgIndustryCat(obj1.id, obj2.id, to2.i, to2.t);
		}
	);
}

function chgIndustryCat(srcId, destId, topId, topTitle){
	var src = $('#' + srcId).get(0);
	var dest = $('#' + destId).get(0);
	dest.innerHTML = '';
	if(src.style.display == 'none'){
		dest.style.display = 'none';
		return;
	}
	if(src.selectedIndex < 0){
		if(src.options.length == 0){
			return;
		}
		src.options[0].selected = true;
	}
	dest.style.display = '';
	var opts = dest.options;
	if(topId || topTitle){
		opts[0] = new Option(topTitle, topId);
		opts[0].seleted = true;
	}
	if(src.value == topId){
		return;
	}
	var node = findIndustryCatNode(src.value);
	var cc = node.c;
	if(cc && cc.length > 0){
		dest.style.display = '';
		for(var i = 0; i < cc.length; i++){
			var opt = new Option(cc[i].t, cc[i].i);
			opts[opts.length] = opt;
		}
	}else{
		dest.style.display = 'none';
	}
}

function findIndustryCatNode(id){
	var children = industryCatRootNode.c;
	for(var i = 0; i < children.length; i++){
		if(children[i].i == id){
			return children[i];
		}else{
			var cc = children[i].c;
			if(cc){
				for(var j = 0; j < cc.length; j++){
					if(cc[j].i == id){
						return cc[j];
					}
				}
			}
		}
	}
	return null;
}

// <1:2>,<3:4>,<7:8>
function initialSelectedIndustry(industy_ids,id){
	if(!industy_ids){
		return ;
	}
	var key_array = industy_ids.split(',');
	var obj = $("#"+id).get(0);
	for(var i = 0; i < key_array.length; i ++){
		var key_x = key_array[i].substr(1,key_array[i].length-2);
		var idx = key_x.indexOf(":");
	 	var cat_id = key_x.substr(0,idx);
	 	var industry_id =  key_x.substr(idx+1);
	 	var cat_id_txt = findIndustryCatNode(cat_id).t;
	 	var industry_id_txt = findIndustryCatNode(industry_id).t;
		obj.options[obj.options.length] = new Option(cat_id_txt+"->"+industry_id_txt,key_x);
	}
	}