#text {margin:50px auto; width:500px}
.tooltip { border-bottom:1px dotted #900; cursor:pointer}
#tt {position:absolute; display:block;z-index:99999}
#ttleft {display:block; float:left; margin-right:-5px; font-size:0; width:5px; background:url(/images/tt_left.gif) top left no-repeat;overflow:hidden}
#ttleft_bottom {display:block; font-size:0; margin-right:-5px; height:5px; float:left;  width:5px;  background:url(/images/tt_left_bottom.gif) bottom left no-repeat; overflow:hidden}

#tttop {display:block; font-size:0; margin-left:4px; height:5px; background:url(/images/tt_top.gif) top right no-repeat;overflow:hidden}
#ttcont {display:block; padding:2px 12px 3px 12px; background:#666; color:#FFF}
#ttbot {display:block; font-size:0;  height:5px; margin-left:4px; background:url(/images/tt_bottom.gif) bottom right no-repeat;overflow:hidden}