答案優(yōu)選
剛才看見(jiàn)有人回答這個(gè)問(wèn)題了，怎么又沒(méi)了
IE10已經(jīng)不再支持DirectXfilter，因?yàn)橹苯涌梢允褂肅SS3了。
下面是跨瀏覽器的寫(xiě)法
width: 100%;
height: 29px;
background: url(gradient.jpg);
background: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#636363), to(#393939));
background: -webkit-linear-gradient(top, #636363, #393939);
background: -moz-linear-gradient(top, #636363, #393939);
background: -o-linear-gradient(top, #636363, #393939);
background: -ms-linear-gradient(top, #636363, #393939);
FILTER:(startColorStr=#636363, endColorStr=#393939);
// CSS3 標(biāo)準(zhǔn)
background: linear-gradient(#636363, #393939);
}