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<script type='text/javascript'>
function removeOptions(selectObj){
if(typeof selectObj != 'object'){
selectObj = document.getElementById(selectObj);
}
var len = selectObj.options.length;
for(var i=0 ; i<len ;i++){
selectObj.options[0] = null;
}
}
function setSelectOption(selectObj, optionList, firstOption, selected){
if(typeof selectObj != 'object'){
selectObj = document.getElementById(selectObj);
}
removeOptions(selectObj);
var start = 0;
if(firstOption){
selectObj.options[0] = new Option(firstOption,'');
start ++;
}
var len = optionList.length;
for(var i=0; i<len; i++){
selectObj.options[start] = new Option(optionList[i].txt,optionList[i].val);
if(selected == optionList[i].val){
selectObj.options[start].selected = true;
}
start++;
}
}
</script>
<script type='text/javascript'>
----------
数据动态调取 省略
------------
function setCzys(CzSel){
setSelectOption('Czys',cityArr[CzSel],'-请选择-');
}
</script>
var len = optionList.length;
for(var i=0; i<len; i++){
if(optionList[i]){
selectObj.options[start] = new Option(optionList[i].txt,optionList[i].val);
if(selected == optionList[i].val){
selectObj.options[start].selected = true;
}
start++;
}
}
<script type='text/javascript'>
function removeOptions(selectObj){
if(typeof selectObj != 'object'){
selectObj = document.getElementById(selectObj);
}
var len = selectObj.options.length;
for(var i=0 ; i<len ;i++){
selectObj.options[0] = null;
}
}
function setSelectOption(selectObj, optionList, firstOption, selected){
if(typeof selectObj != 'object'){
selectObj = document.getElementById(selectObj);
}
removeOptions(selectObj);
var start = 0;
if(firstOption){
selectObj.options[0] = new Option(firstOption,'');
start ++;
}
var len = optionList.length;
for(var i=0; i<len; i++){
selectObj.options[start] = new Option(optionList[i].txt,optionList[i].val);
if(selected == optionList[i].val){
selectObj.options[start].selected = true;
}
start++;
}
}
</script>
<script type='text/javascript'>
var cityArr = [];
cityArr['pu皮质'] = [
{txt:'白色242',val:'3'},
{txt:'白色3',val:'4'},
];
cityArr['giuu'] = [
{txt:'白色',val:'5'},
{txt:'黑色',val:'6'},
];
function setCzys(CzSel){
setSelectOption('Czys',cityArr[CzSel],'-请选择-');
}
</script>
<select id='CzSel' name='CzSel' onchange='javascript:if(this.value!="") setCzys(this.options[this.selectedIndex].value);document.getElementById("Spr").value=this.options[this.selectedIndex].Sprice;'>
<option value='0' Sprice='22'>-请选择-</option>
<option value='pu皮质' Sprice='pu皮质'>pu皮质</option>
<option value='giuu' Sprice='giuu'>giuu</option>
</select>
颜色:<select id='Czys' name='Czys'>
<option value=''>-请选择-</option>
</select>
<input name="Spr" type="text" id="Spr" size="10"/>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD>
<BODY>
<select id="s1" onchange="setSlValue(this)">
<option value='' Sprice='22'>-请选择- </option>
<option value='' Sprice='66'>77 </option>
</select>
<input name="Spr" type="text" id="Spr" size="10"/>
</BODY>
</HTML>
<SCRIPT LANGUAGE="JavaScript">
<!--
function setSlValue(t)
{
document.getElementById("Spr").value=t.options[t.selectedIndex].getAttribute("Sprice");
}
//-->
</SCRIPT>