.tip {
   font:12px/14px Arial,Helvetica,sans-serif; 
   border:solid 1px #666666; width:250px; 
   padding:5px; 
   position:absolute; 
   z-index:100; 
   visibility:hidden; 
   color:#333333;
   top:0px; 
   left:90px; 
   background-color:#ffffcc;
   layer-background-color:#ffffcc;
}
#t1 {
   width:155px;
   background-color:azure;   
}
#t2 {
   width:190px;
   background-color:azure;   
}
#t3,#t4 {
   border:0px;
   background-color:transparent;   
} 
#t5 {
   width:155px;
   background-color:snow;   
}