.acc:hover{
	background: transparent url(acc_en_o.jpg) no-repeat center top;
}
.clik .acc, .acc:active{
	background: transparent url(acc_en_c.jpg) no-repeat center top;
}
.act:hover{
	background: transparent url(act_en_o.jpg) no-repeat center top;
}
.clik .act, .act:active{
	background: transparent url(act_en_c.jpg) no-repeat center top;
}
.ch:hover{
	background: transparent url(ch_en_o.jpg) no-repeat center top;
}
.clik .ch, .ch:active{
	background: transparent url(ch_en_c.jpg) no-repeat center top;
}
.diapo:hover{
	background: transparent url(diapo_en_o.jpg) no-repeat center top;
}
.clik .diapo, .diapo:active{
	background: transparent url(diapo_en_c.jpg) no-repeat center top;
}