[转] CSS去除链接虚线（兼容IE6、IE7、Firefox2.0）
1
a {
2
hide-focus: expression( this.hideFocus=true );
3 outline: none;
4
}
a {
}2
hide-focus: expression( this.hideFocus=true );
hide-focus3
outline: none;4
}
a { hide-focus: expression( this.hideFocus=true ); outline: none;}