鐪佸競浜岀骇鑱斿姩涓嬫媺妗嗙粍浠跺皝瑁?/a>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<script type="text/javascript">
/**
 * html
 * -------------------------
 * 		琛屾斂鍖哄垝浠ｇ爜:
 * 		<input id="xzqhcode1" size=6 readonly>
 * 		<select id="sj_select1"></select>
 * 		<select id="sx_select1"></select>
 * 
 * javascript
 * --------------------------
 * 		var s1 = new LDSelect("xzqhcode1","sj_select1","sx_select1");
 * 		s1.updateByCode(341202);
**/
var ah_sx_data={
	340000:{name:"瀹夊窘鐪?,data:["340000:瀹夊窘鐪?]},
	340100:{name:"鍚堣偉甯?,data:["340100:鍚堣偉甯?,"340101:甯傝緰鍖?,"340102:鐟舵捣鍖?,"340103:搴愰槼鍖?,"340104:铚€灞卞尯"]},
	340200:{name:"鑺滄箹甯?,data:["340200:鑺滄箹甯?,"340201:甯傝緰鍖?,"340202:闀滄箹鍖?,"340203:寮嬫睙鍖?,"340207:楦犳睙鍖?]},
	340300:{name:"铓屽煚甯?,data:["340300:铓屽煚甯?,"340301:甯傝緰鍖?,"340302:榫欏瓙婀栧尯","340303:铓屽北鍖?,"340304:绂逛細鍖?]}
}
function LDSelect(targetCode,s1,s2){
	var _get = function(id){
		return document.getElementById(id);
	};	
	var changeXJSelect=function(){
		var xj_select = _get(s2);
		_get(targetCode).value=xj_select.value;
	}
	//鍒锋柊鍘跨骇涓嬫媺妗?br>	var reBuildXJSelect=function(){
		var curr_select = _get(s1)
		var curr_id = curr_select.options[curr_select.selectedIndex].value;
		for(var sxCode in ah_sx_data){
			if(sxCode == curr_id){
				var xj_select = _get(s2);
				xj_select.options.length = 0;
				var data = ah_sx_data[sxCode].data;
				for(var i=0;i<data.length;i++){
					var sp = data[i].split(":");
					xj_select.options.add(new Option(sp[1],sp[0])); 
				}
				changeXJSelect();
				break;
			}
		}
	}
	//鍒濆鍖栧競绾т笅鎷夋
	void function(){
		var sj_select = _get(s1);
		sj_select.onchange = reBuildXJSelect;
		_get(s2).onchange = changeXJSelect;
		for(var s in ah_sx_data){
			var varItem = new Option(ah_sx_data[s].name,s); 
			sj_select.options.add(varItem); 
		}
		reBuildXJSelect();
	}();
	return{
		updateByCode:function(qxcode){
			outerfor:
			for(var s in ah_sx_data){
				var data = ah_sx_data[s].data;
				for(var i=0;i<data.length;i++){
					if(data[i].split(":")[0] == qxcode){
						_get(s1).value = s;
						reBuildXJSelect();
						break outerfor;
					}
				}
			}
			_get(s2).value = qxcode;
			_get(targetCode).value=qxcode;
		}
	}
}
window.onload=function(){
	var s1 = new LDSelect("xzqhcode1","sj_select1","sx_select1");
	s1.updateByCode(340207);
}

</script>


琛屾斂鍖哄垝浠ｇ爜:
<input id="xzqhcode1"  size=6 readonly>
<select id="sj_select1"></select>
<select id="sx_select1"></select>