.box1
{
	background: transparent url(../images/box/box1_en.jpg) left top no-repeat;
	margin-left: 0px;
}
.box3
{
	background: transparent url(../images/box/box3_en.jpg) left top no-repeat;
}
.box4
{
	background: transparent url(../images/box/box4_en.jpg) left top no-repeat;
}
.bolla
{
	background:url('../images/bolla_en.png');
}