the following code is just add a line after line55 in "combogrid.html" in demo .
In ie7 or ie8 there is no problem,but in ie6 you will find the bug.(the drop down panel is behind another one)
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "
http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>jQuery EasyUI</title>
<link rel="stylesheet" type="text/css" href="../themes/default/easyui.css">
<link rel="stylesheet" type="text/css" href="../themes/default/combo.css">
<link rel="stylesheet" type="text/css" href="../themes/icon.css">
<script type="text/javascript" src="../jquery-1.4.4.min.js"></script>
<script type="text/javascript" src="../jquery.easyui.min.js"></script>
<script>
$(function(){
$('#cc').combogrid({
panelWidth:450,
value:'006',
idField:'code',
textField:'name',
url:'datagrid_data.json',
columns:[[
{field:'code',title:'Code',width:60},
{field:'name',title:'Name',width:100},
{field:'addr',title:'Address',width:120},
{field:'col4',title:'Col41',width:100}
]]
});
});
function reload(){
$('#cc').combogrid('grid').datagrid('reload');
}
function setValue(){
$('#cc').combogrid('setValue', '002');
}
function getValue(){
var val = $('#cc').combogrid('getValue');
alert(val);
}
function disable(){
$('#cc').combogrid('disable');
}
function enable(){
$('#cc').combogrid('enable');
}
</script>
</head>
<body>
<h1>ComboGrid</h1>
<div style="margin-bottom:10px;">
<a href="#" onclick="reload()">reload</a>
<a href="#" onclick="setValue()">setValue</a>
<a href="#" onclick="getValue()">getValue</a>
<a href="#" onclick="disable()">disable</a>
<a href="#" onclick="enable()">enable</a>
</div>
<select id="cc" name="dept" style="width:250px;"></select>
<br/> <select id="another" name="another" style="width:250px;"></select>
</body>
</html>
