加载图像在FireFox中加载但在IE9中加载

Question

我正面临着图片加载的问题。它在FireFox上正确加载但在IE9中无法加载。它基本上是扩展树块的进度状态图像。 请帮助解决这个问题。

---

<div id='progressdiv' style='background: none repeat scroll 0 0 #FFFFFF;
border: 1px solid #CAD7D9;
box-shadow: 5px 5px 25px #CCCCCC;
display: none;
left: 50%;
padding: 5px;
position: absolute;
top: 50%;
z-index: 2000;'>
<img border="0" src="img/magnifyingGlass_0.gif"  />                        
</div>

---

<table border="0" cellpadding="0" cellspacing="1" width="670">
        <tr class=fixedHeader>
            <th height="<%=Constants.LIST_HEADER_HEIGHT - 2%>" width="15"
                class="recordHeader" align="center"><img border="0"
                style="cursor: pointer;" name="userimgAll" openall='false'
                onclick="openAllTreeBlocks(this, 'user')" src="img/plus.gif"
                height="9" /></th>
            </th></tr> 
</table>

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function openAllTreeBlocks(image_, subname){
        $('#progressdiv').show();
        ....//lines of code
        $('#progressdiv').hide();
}

---