a.wt_csstooltip {
    position: relative;
	float:left;
	text-decoration: underline;
    /*z-index: 240;*/
    /*cursor: help;*/
}
a.wt_csstooltip:hover { 
	z-index: 250; 
	text-decoration: none; 
}
a.wt_csstooltip dfn {
	display: none;
	font-style: normal;
	z-index: 250; 
}
a.wt_csstooltip:hover dfn {
    display: block;
    position: absolute;
	float:left;
    top: 2em;
    left: 2em;
	width: 250px;
	overflow: hidden;
    font-size: 12px;
	color: #666666;
	font-weight: normal;
	background-image: url(/fileadmin/conject/administration/img/header_bg.jpg);
	background-color: #ffffff;
	z-index: 999999; 
	padding: 5px;
	border: 1px solid #9b9b9b;
}

table.datasheet tr.hellgrau a, table.datasheet tr.mittelgrau a{color: #666; text-decoration:none;}
table.datasheet tr.dunkelgrau a{color:#fff;}