#prodnavi {
}

#prodnavi li {
	list-style-type: none;
	float:left;
}

#prodnavi a {
	display:block;
	text-decolation:none;
}

#prodnavi a em {
    position:absolute;
	left:-9999px;
}

#prodnavi01 {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s.gif);
	background-repeat:no-repeat;
	width:168px;
	height:35px;
	float:left;
}

#prodnavi02 {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s.gif);
	background-repeat:no-repeat;
	background-position:-168px 0px;
	width:167px;
	height:35px;
	float:left;
}

#prodnavi03 {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s.gif);
	background-repeat:no-repeat;
	background-position:-335px 0px;
	width:167px;
	height:35px;
	float:left;
}

#prodnavi04 {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s.gif);
	background-repeat:no-repeat;
	background-position:-502px 0px;
	width:168px;
	height:35px;
	float:left;
}

#prodnavi01:hover {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s_over.gif);
}

#prodnavi02:hover {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s_over.gif);
}

#prodnavi03:hover {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s_over.gif);
}

#prodnavi04:hover {
    background-image:url(../img/ptmubtset3s/main_navi_ptmubtset3s_over.gif);
}