.cornered_div{border:1px solid #c0c0c0;position:relative;width:100%;display:block;background-color:white;}
.cornered_div_content{padding:10px;}
.cornered_div .corner_tr{width:4px;height:4px;background:url(../img/corner-tr.gif) no-repeat;position:absolute;top:-1px;right:-1px;line-height:4px;font-size:4px;}
.cornered_div .corner_br{width:4px;height:4px;background:url(../img/corner-br.gif) no-repeat;position:absolute;bottom:-1px;*bottom:-1px;right:-1px;line-height:4px;font-size:4px;}
.cornered_div .corner_tl{width:4px;height:4px;background:url(../img/corner-tl.gif) no-repeat;position:absolute;top:-1px;left:-1px;line-height:4px;font-size:4px;}
.cornered_div .corner_bl{width:4px;height:4px;background:url(../img/corner-bl.gif) no-repeat;position:absolute;bottom:-1px;*bottom:-1px;left:-1px;line-height:4px;font-size:4px;}

.height450{height:450px;}
.height550{height:550px;}
.height50{height:30px;}