,<!–, ,//选择地区的二级分类(非通用调用),function selNext(oj, v),{, var newobj = oj.options;, var selv = parseInt(v);, var maxv = parseInt(v) + 500;, while(newobj.length > 0) {, oj.remove(0);, }, clear(oj);, if(selv==0), {, aOption = document.createElement('OPTION');, aOption.text = '具体地区';, aOption.value = '0';, oj.options.add(aOption);, return;, }, else, {, aOption = document.createElement('OPTION');, aOption.text = '具体地区';, aOption.value = '0';, oj.options.add(aOption);, }, var str = '';, for(i=selv+1; i < maxv; i++), {, if(!em_nativeplaces[i]) continue;, aOption = document.createElement('OPTION');, aOption.text = em_nativeplaces[i];, aOption.value = i;, oj.options.add(aOption);, },}, , ,//子类改变事件,function ChangeSon(),{, /*, var emname = this.name.replace('_son', '');, var topSelObj = document.getElementById(emname+'_top');, if(this.options[this.selectedIndex].value==0) {, document.getElementById('hidden_'+emname).value = topSelObj.options[topSelObj.selectedIndex].value;, }, else {, document.getElementById('hidden_'+emname).value = this.options[this.selectedIndex].value;, }, */, // 由于支持3级联动,所以这里需要对自己改变进行重构, var emname = this.name.replace('_son', '');, // alert(emname);, if( document.getElementById(idname+'_sec') ), {, var oj = document.getElementById(idname + '_sec');, }, else, {, var oj = document.createElement('select');, oj.name = emname + '_sec';, oj.id = idname + '_sec';, oj.onchange = ChangeSec;, }, var v = this.options[this.selectedIndex].value;, document.getElementById('hidden_'+idname).value = v;, var newobj = oj.options;, var selarr = eval('em_'+emname+'s');, , var selv = parseInt(v);, var maxv = parseInt(v) + 0.5;, // alert(maxv);, i = 0;, while(newobj && newobj.length > 0) oj.remove(0);, clear(oj);,