JsLoader.AddScript("http://www.925.com.tw/shop/public/js/category.js?t=1731267806");
JsLoader.Load();
var DEF_NAME = "MT";
var DEF_FIRST_OPTION = true;
var DEF_TEXT = "請選擇";
var DEF_TEXT_ARR = new Array();
var DEF_FUNC = "";
var DEF_FUNC_ARR = new Array();
var DEF_SIZE = 1;
var DEF_STYLE = "";
var AUTO_SEL = true;
var HIDDEN_VALUE = new Array();

var run_time = 0;
var max_time = 10;
//---------------------------------------------------------------------------------------------------
function GetDefDataByName(name, val){
	return ( eval("typeof(" + name + "_" + val + ")") != "undefined" )? eval(name + "_" + val ) : eval("DEF_" + val);
}

function TopicDisplay(div_name, oName){
	var defName = ( oName )? oName : DEF_NAME;

	var FIRST_OPTION = GetDefDataByName(defName, "FIRST_OPTION");
	var TEXT = GetDefDataByName(defName, "TEXT");
	var TEXT_ARR = GetDefDataByName(defName, "TEXT_ARR");
	var FUNC = GetDefDataByName(defName, "FUNC");
	var FUNC_ARR = GetDefDataByName(defName, "FUNC_ARR");
	var SIZE = GetDefDataByName(defName, "SIZE");
	var STYLE = GetDefDataByName(defName, "STYLE");

	if( typeof(MainTopic_level) != "undefined" ){
		if( div_name && MainTopic_level > 0 ){
			var div = document.getElementById(div_name);
			if( div == null )
				return false;

			var write = "";

			for(var i=1; i <= MainTopic_level; i++){
				write += "<select id='" + defName + i + "' name='" + defName + "[" + i + "]' onchange=\"TopicSelData(" + i + ", '" + defName + "');";

				if( FUNC_ARR.length >= i && FUNC_ARR[(i-1)] ){
					write += " " + FUNC_ARR[(i-1)] + ";";
				}else if( FUNC != ""){
					write += " " + FUNC + ";";
				}
				write += "\" size='" + SIZE + "' style='" + STYLE + "'>";

				if( FIRST_OPTION && i == 1 ){
					if( TEXT_ARR.length >= i && TEXT_ARR[(i-1)] != "")
						write += "<option value=''>" + TEXT_ARR[(i-1)] + "</option>";
					else
						write += "<option value=''>" + TEXT + "</option>";
				}

				write += "</select>\n";
			}
			div.innerHTML = write;

			Init_Sel(defName);
		}else
			return false;
	}else{
		if( run_time < max_time ){
			run_time ++;
			window.setTimeout( function(){ TopicDisplay(div_name, oName); } , 100);
		}else{
			return false;
		}
	}
}

function Init_Sel(defName){
	var obj = document.getElementById( defName + "1" );

	for( var i in MainTopic ){
		if( MainTopic[i][0] == 0){
			if( !TopicIsInHidden(i) ){
				obj.length ++;
				obj.options[ (obj.length-1) ] = new Option( MainTopic[i][1], i);
			}
		}
	}
}

//---------------------------------------------------------------------------------------------------

function TopicMakeData(now, flag, defName){
	var obj = document.getElementById( defName + now );
	var next = document.getElementById( defName + (parseInt(now)+1).toString() );

	var FIRST_OPTION = GetDefDataByName(defName, "FIRST_OPTION");
	var TEXT = GetDefDataByName(defName, "TEXT");
	var TEXT_ARR = GetDefDataByName(defName, "TEXT_ARR");

	if( flag ) //依AUTO_SEL 決定是否自動選擇
		var do_sel = AUTO_SEL;
	else //不選擇
		var do_sel = false;
	if( obj && next ){
		if( obj.value != "" ){
			next.length = 0;
			var p = parseInt(obj.value);
			var found = true;
			for( var i in MainTopic ){
				if( MainTopic[i][0] == p){
					if( FIRST_OPTION && found ){
						next.length ++;
						if( TEXT_ARR.length >= now && TEXT_ARR[now] )
							next.options[ (next.length-1) ] = new Option( TEXT_ARR[now], "");
						else
							next.options[ (next.length-1) ] = new Option( TEXT, "");
					}
					if( !TopicIsInHidden(i) ){
						next.length ++;
						next.options[ (next.length-1) ] = new Option( MainTopic[i][1], i);
					}
					if( found ){
						if( do_sel )
							next.options[ (next.length-1) ].selected = true;
						found = false;
					}
				}
			}
		}else{
			next.length = 0;
		}
	}

}

function TopicSelData(now, defName){
	TopicMakeData(now, true, defName);
	if( now < MainTopic_level ){
		TopicSelData( (now+1), defName );
	}
}

function SetTopicValue(v, n, oName, func_start){
	var defName = ( oName )? oName : DEF_NAME;

	var FUNC = GetDefDataByName(defName, "FUNC");
	var FUNC_ARR = GetDefDataByName(defName, "FUNC_ARR");

	if(!n)
		n = 1;

	if( v == 0 ){ //重設資料時
		var obj = document.getElementById( defName + "1" );
		obj.selectedIndex = 0;
		TopicSelData(1, defName);
		return false;
	}

	if( MainTopic[v][0] != 0){
		n = SetTopicValue( MainTopic[v][0], n, oName );
	}

	var obj = document.getElementById( defName + n );
	var func = "";
	for(var i=0; i < obj.options.length; i++){
		if( obj.options[i].value == v){
			//obj.options[i].selected;
			obj.selectedIndex = i;
			TopicMakeData(n, false, defName);

			if( func_start == true ){
				func = "";
				if( FUNC_ARR.length >= n && FUNC_ARR[(n-1)] ){
					func = FUNC_ARR[(n-1)];
				}else if(FUNC != ""){
					func = FUNC;
				}
				if( func != "" ){
					eval(func);
				}
			}
			break;
		}
	}

	return (n+1);
}

function TopicIsInHidden(id){
	var flag = false;
	if( HIDDEN_VALUE.length > 0 ){
		for(var i=0; i < HIDDEN_VALUE.length; i++){
			if( HIDDEN_VALUE[i] == id){
				flag = true;
				break;
			}
		}
	}
	return flag;
}

//---------------------------------------------------------------------------------------------------
function SetTopicHidden(val){ //增加 隱藏不顯示的資料
	if( !TopicIsInHidden(val) ){
		HIDDEN_VALUE[ HIDDEN_VALUE.length ] = val;
	}
}

function SetAutoSel(val){ //設定是否自動選擇資料 請於TopicDisplay前設定
	AUTO_SEL = val;
}

function IsSelectChild(oName){ //是否已選擇資料
	var defName = ( oName )? oName : DEF_NAME;
	var FIRST_OPTION = GetDefDataByName(defName, "FIRST_OPTION");

	var have_first = (FIRST_OPTION)? 1 : 0;
	for(var i=1; i <= MainTopic_level; i++){
		var obj = document.getElementById( defName + i);
		if( obj.length > 0 ){
			if( obj.selectedIndex < have_first ){
				return false;
				break;
			}
		}
	}
	return true;
}

function getTopicValue(oName){ //取得目前選擇的Topic的值
	var defName = ( oName )? oName : DEF_NAME;
	var FIRST_OPTION = GetDefDataByName(defName, "FIRST_OPTION");

	var val = 0;
	var have_first = (FIRST_OPTION)? 1 : 0;

	for(var i=1; i <= MainTopic_level; i++){
		var obj = document.getElementById( defName + i);
		if( obj.length > 0 ){
			if( obj.selectedIndex >= have_first ){
				val = obj.value;
			}
		}
	}
	return val;
}