.emt_text {
	display: none; 
}
.imgA{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_01.gif);
    background-repeat:no-repeat;
}
.imgA:hover{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_01_on.gif);
    background-repeat:no-repeat;
}

.imgB{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_02.gif);
    background-repeat:no-repeat;
}
.imgB:hover{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_02_on.gif);
    background-repeat:no-repeat;
}

.imgC{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_03.gif);
    background-repeat:no-repeat;
}
.imgC:hover{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_03_on.gif);
    background-repeat:no-repeat;
}

.imgD{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_04.gif);
    background-repeat:no-repeat;
}
.imgD:hover{
    position:relative;
    display:block;
    width:135px;
    height:109px;
    background-image:url(/files/img_04_on.gif);
    background-repeat:no-repeat;
}