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<form id="test" name="test" action="" method="post">
<select id="Position" name="Position">
<option value="0">- 请选择 -</option>
<option value="1">董事长</option>
<option value="2">总经理</option>
<option value="3">副总</option>
</select><br />
<select id="Depart" name="Depart">
<option value="0">- 请选择 -</option>
<option value="1">管理部</option>
<option value="2">人事部</option>
<option value="3">业务部</option>
</select><br />
<select id="PlanType" name="PlanType">
<option value="0">- 请选择 -</option>
<option value="1">拜访面谈</option>
<option value="2">电话沟通</option>
<option value="3">书面洽谈</option>
</select><br />
</form>
//不写函数,直接指定值
var sID = "2";
for (i=0;i<document.test.Position.options.length;i++){
if (document.test.Position.options[i].value == sID)
document.test.Position.options[i].selected = true;
}
//参数:select的ID,指定值
function selectIt(sSelect, sID) {
var j = document.getElementById(sSelect);
var len = j.options.length;
for (var i = 0; i < len; i++) {
if (j.options[i].value == sID) {
j.options[i].selected = true;
return;
}
}
}
//参数:form名,select名,指定值
function selectedIt(sForm, sSelect, sID) {
var a = document.sForm.sSelect;
var b = a.options.length;
for(var i=0; i < b; i++){
if(a.options[i].value == sID){
a.options[i].selected = true;
return;
}
}
}
selectIt("Depart","2");
selectedIt("test","PlanType","3");
var a = eval('document.'+sForm+'.'+sSelect+';');