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<select name="bigclass" id="bigclass" onChange="javascript:updatePage2();">
<option value="" selected="selected">ajaxʵÑé</option>
<option value="4">ÎÒÊÊÒËÊйþ</option>
</select>
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var sel=document.getElementById("selectµÄid");
var op=document.createElement("option");
op.value=Öµ;
op.text=ÏÔʾÎı¾;
sel.add(op);
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var sel=document.getElementById("typelist");
if(sel.selectedIndex==-1)
alert("ÇëÑ¡ÖÐҪɾ³ýµÄÏî!");
for(var i=0;i<sel.options.length;i++){
if(sel.options[i].selected){
sel.options.remove(i);
break;
}
}
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var citySel=document.getElementById("selectµÄid");
citySel.options.length=0;
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var citySel=document.getElementById("selectµÄid");
var selectedValue=citySel.value;
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var selectedIndex=document.all.objSelect.selectedIndex;
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var province_sel=document.getElementById("province");//
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Code:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
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/// <reference path="http://tech.idv2.com/2008/01/09/javascript-variables-and-delete-operator/" />
/*
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Object.extend = function(destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
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function sAlert(msg,boxtype,func,msgtitle)
sAlert('ÐÅÏ¢ÄÚÈÝ',1,'','ÐÅÏ¢±êÌâ')
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