a.sm2_button {
 position:relative;
 display:inline-block; 
 width:18px;
 height:16px;
 text-indent:-9999px;
 overflow:hidden; 
 vertical-align:middle;

 -moz-border-radius:6px;
 -webkit-border-radius:6px;
 -opera-border-radius:6px;
 border-radius:6px;
 margin-top:-1px;
 -webkit-transition-property: hover;
 -webkit-transition: background-color 0.15s ease-in-out;
}

a.sm2_button:focus {
 outline:none;
}

a.sm2_button,
a.sm2_button.sm2_paused:hover {
 background-color:#00f;
 background-image:url(../gfx/soundmanager/arrow-right-white.png);
 background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAKCAYAAABmBXS+AAAAbklEQVQY02NgQAL//v1jZMAF/v//vwuIs9HEUBUBTbj4HwIeA3EGVsVAxtn/qOAVUGM8uknIiv4hsV8A5ZKxKfoLVvnvHwifAzLtMKwDSQLBVSBti27dJajkcSD2RJODO3wtkOOMz/tMSJJYAxMA5dmsL0IfubQAAAAASUVORK5CYII=);
 *background-image:url(../gfx/soundmanager/arrow-right-white.gif);
 background-repeat:no-repeat;
 background-position:5px 50%;
}

a.sm2_button:hover,
a.sm2_button.sm2_playing,
a.sm2_button.sm2_playing:hover {
 background-color:#cc3333;
}

a.sm2_button.sm2_paused,
a.sm2_button.sm2_paused:hover {
 background-color:#666;
}