web字体格式转换

@font-face {
    font-family: ‘emotion‘;
    src: url(‘emotion.eot‘); /* IE9*/
    src: url(‘emotion.eot?#iefix‘) format(‘embedded-opentype‘), /* IE6-IE8 */
         url(‘emotion.woff‘) format(‘woff‘), /* chrome、firefox */
         url(‘emotion.ttf‘)  format(‘truetype‘), /* chrome、firefox、opera、Safari, Android, iOS 4.2+*/
         url(‘emotion.svg#svgFontName‘) format(‘svg‘); /*  iOS 4.1- */
    }