最小高度的实现
<style type="text/css">
<!--
#mrjin {
background:#ccc;
min-height:100px;
height:auto !important;
height:100px;
overflow:visible;
}
-->
</style>
<!--
#mrjin {
background:#ccc;
min-height:100px;
height:auto !important;
height:100px;
overflow:visible;
}
-->
</style>