兼容

兼容各大浏览器的渐变

background: #2288cc;
filter: progid:DXImageTransform.Microsoft.Gradient(startColorStr='#33bbee',endColorStr='#2288cc',gradientType='0');
background: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#33bbee), to(#2288cc));
background: -webkit-linear-gradient(top, #33bbee 0%, #2288cc 100%);
background: -o-linear-gradient(top, #33bbee 0%, #2288cc 100%);
background: -ms-linear-gradient(top, #33bbee 0%, #2288cc 100%);
background: -moz-linear-gradient(top, #33bbee 0%, #2288cc 100%);
background: linear-gradient(top, #33bbee 0%,#2288cc 100%);

兼容空格占位符长度

<span style="font-family:‘Times New Roman‘;">　　</span>

IE 下readonly 可编辑问题 ：nselectable='on'

textarea  换行处理

$("td", this).eq(th_index).find("textarea").val().replace(' ','<br/>') + (th_index == 2 ? "%" : "")