Купить

a.rolljira
{
display:block;
width:146px;
height:51px;
background:#fff url(http://www.teamlead.ru/download/attachments/41943234/jira1.PNG) no-repeat;
overflow:hidden;
cursor:link;
}
a.rolljira img
{
visibility:hidden;
}
a.rolljira:hover
{
background:0;
}
a.rolljira:hover img
{
visibility:visible;
border:0;
}

a.rollconf
{
display:block;
width:147px;
height:51px;
background:#fff url(http://www.teamlead.ru/download/attachments/41943234/confluence1.PNG) no-repeat;
overflow:hidden;
cursor:link;
}
a.rollconf img
{
visibility:hidden;
}
a.rollconf:hover
{
background:0;
}
a.rollconf:hover img
{
visibility:visible;
border:0;
}