给段jsp的代码<input type="text" value="simpleInfo" onmouseover="listMoreInfo();"onmouseout="closeInfo();">
<div id="moreInfoDiv" style="visibility:hidden">&nbsp;&nbsp;&nbsp;&nbsp;<input name="saveQueryName" type="text" size="20"value="moreInfo...................."/></div>
<script type="text/javascript">
function listMoreInfo(){
    var divb=document.getElementById('moreInfoDiv');
    divb.style.visibility="visible";
}
function closeInfo(){
    var divb=document.getElementById('moreInfoDiv');
    divb.style.visibility="hidden";
}
</script>