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<script>
function addRow(){
var select=document.createElement("select");
document.body.appendChild(select);
}
</script>
<input type=button value=add onclick="addRow();">
<script>
function showcolor(){
window.open('page.html', 'newwindow', 'height=100, width=200, top=0, left=0, toolbar=no, menubar=no, scrollbars=no, resizable=no,location=no, status=no')
}
function showcre(value)
{
var obj=document.form1.color;
obj.options[obj.options.length]=new Option(value,value);
obj.selectedIndex=obj.length-1;
}
</script>
<form name="form1" action="" method="post">
<select name="color" id="color">
<option value="红色">红色</option>
</select>
<a href="javascript:" onclick="showcolor()">颜色</a>
</form>
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script>
function updata(value){
opener.showcre(value)
window.close();
}
</script>
</head>
<body>
<input name="color1" id="color1" type="text" />
<input name="add" type="button" id="add" onclick="updata(document.getElementById('color1').value)" value="ADD"/>
</body>
</html>