function Dsy() { this.Items = {}; }
Dsy.prototype.add = function(id,iArray) { this.Items[id] = iArray; } 
Dsy.prototype.Exists = function(id) { if(typeof(this.Items[id]) == "undefined") return false; return true; };
function change(v){
	var str="0";
	for(i=0;i<v;i++){ str+=("_"+(document.getElementById(s[i]).selectedIndex-1));};
	var ss=document.getElementById(s[v]);
	with(ss){
		length = 0;
		options[0]=new Option(opt0[v],opt0[v]);
		if(v && document.getElementById(s[v-1]).selectedIndex>0 || !v)
		{
			if(dsy.Exists(str)){
				ar = dsy.Items[str];
				for(i=0;i<ar.length;i++)options[length]=new Option(ar[i],ar[i]);
				if(v)options[1].selected = true;
			}
		}
		if(++v<s.length){change(v);}
	}
}
var dsy = new Dsy();
dsy.add("0",["Washing Machine","Refrigerator","Wine Cellar"]);  
//洗衣机系列
dsy.add("0_0_0",["TWM-10SB","TWM-60SB"]); 
dsy.add("0_0_1",["TWM-40DB","TWM-60DS","TWM-60DB","TWM-65DS","TWM-65DB","TWM-70DB"]); 
dsy.add("0_0_2",["TWM-75DS","TWM-80DS","TWM-90DB"]); 
dsy.add("0_0_3",["TWM-45ASA","TWM-45ASB","TWM-55AMS","TWM-55ASA","TWM-55ASB","TWM-60AMS"]); 
//dsy.add("0_0_4",["XPB68-28S"]); 
//dsy.add("0_0_5",["XPB66-998S","XPB55-2S","XPB60-18S","XPB58-16S","XPB58-20S","XPB55-7AS","XPB52-6AS","XPB60-19S","XPB52-15S"]); 
dsy.add("0_0",["Single wash washing","Twin tub washing wm2","Twin tub washing wm3","Automatic washing"]); 
//冰箱系列
dsy.add("0_1_0",["TWR-06X","TR-37X","TR-06X","TF-10A","TR14AA","TR-14AB","TR-39X"]); 
dsy.add("0_1_1",["TRF-14TA","TRF-17TA","TRF-23TA"]); 
dsy.add("0_1_2",["TRF-23A","TRF-25A","TRF-23EA","TRF-25EA"]); 
dsy.add("0_1_3",["TRF-14WS","TRF-32WX"]); 
//dsy.add("0_1_4",["BCD_252G2","BCD_218G2","BCD_238G2"]); 
//dsy.add("0_1_5",["BCD_201U2","BCD_195K2","BCD_215K2"]); 
//dsy.add("0_1_6",["BCD-197E"]); 
//dsy.add("0_1_7",["BCD-191GF","BCD_195DF","BCD-185DF"]); 
//dsy.add("0_1_8",["BCD-181K1","BCD-192K"]); 
//dsy.add("0_1_9",["BCD-108A"]); 
dsy.add("0_1",["Compact larder fridge","Top-freezer defrost","Combi fridge refrige","Top freezer frost"]); 

//酒柜
dsy.add("0_2",["Wine cellar series"]); 

dsy.add("0_2_0",["TWR-06A","TWR-15A","TWR-20","TWR-15EA"]);