.ui-icon { border:0; padding:0; margin:0; width: 16px; height: 16px; display: inline-block;
	 /*text-indent: -99999px;*/ vertical-align:middle; background: transparent; overflow: hidden; background-repeat: no-repeat;
}

.ui-icon { background-image: url(../img/chat_icons.png); }

/* positioning */
.ui-icon-online { background-position: 0 0; }
.ui-icon-away { background-position: -16px 0; }
.ui-icon-offline { background-position: -32px 0; }


.ui-icon-tool { background-position: -300px 0; width:20px; height:20px; }

.ui-icon-close {background-position: -16px -16px; }
.ui-icon-close2 {background-position: 0 -16px; }
.chat-icon-close3 {background-position: -32px -16px; }

.chat-icon-history {background-position: -48px -0px; }

.chat-icon-add {background-position: -64px -0px; }
.chat-icon-edit {background-position: -80px -0px; }
.chat-icon-delete {background-position: -96px -0px; }