#detailInstructionContentDiv{
margin:0px;
padding-top:10px;
padding-left:22px;
border:0px solid #336699;
width:150px;
height:230px;
text-align: left;
font-family:"宋体","Tahoma";
font-size: 12px;
font-weight:normal;
color:#333333;
white-space:normal;
}
见以上粗体部分，比wordbreak之类的好用得多。