a.info{
  position:relative;           /*this is the key*/
  z-index:24;
  border:0;  
  /*background-color:#e0e0e0;     background colour of display text * /
  color:#000000;               / * colour of display text  * /
  border:1px dotted #999;    / * border colour 
  text-decoration:none;
  font-style:italic;*/
}

a.info:hover {
  z-index:25;
  /*background-color:#ffff66;*/

}

a.info span{
  display: none;  /* hide the span text using this css */
}

a.info:hover span{ /*the span will display just on :hover state*/
  display:block;
  position:absolute;
  top: 1.5em;
  left: 3em;
  width:15em;
  border:0;   /*1px solid #ff0000; /* border colour * /
  background-color:#ffff99; / * background colour here */
  color:#000000;         /* text colour */
  text-align: center;
  font-size: .8em;
  font-style:italic;
  z-index:1000;
}

.images {
  vertical-align:bottom;
  max-height:200px;
  max-width:200px;
  border:0;  
}