fireInternet/res/extjs/examples/writer/writer.css

.icon-user {
    background-image: url(images/user.png) !important;
}

.icon-user-add {
    background-image: url(images/user_add.gif) !important;
}

.icon-save {
    background-image: url(images/save.gif) !important;
}

.icon-reset {
    background-image: url(images/stop.png) !important;
}

.icon-grid {
    background-image: url(images/grid.png) !important;
}

.icon-add {
    background-image: url(images/add.png) !important;
}

.icon-delete {
    background-image: url(images/delete.png) !important;
}