.Struct_Center
{
    margin-left:50%;
	float:left;
	_float:none;
}

.Struct_negCenter
{
     float:left;
    _float:none;
	width:760px;
	margin-left:-380px;
}


#bg_top-left {
	background-image: url('/img/bg/top-left.gif');
	background-repeat: no-repeat;
	background-position: bottom right;
}

#bg_top-middle {
	background-image: url('/img/bg/top-middle.gif');
	background-repeat: repeat-x;
	background-position: bottom;
}

#bg_top-right {
	background-image: url('/img/bg/top-right.gif');
	background-repeat: no-repeat;
	background-position: bottom left;
}

#bg_middle-left {
	background-image: url('/img/bg/middle-left.gif');
	background-repeat: repeat-y;
	background-position: center right;
	 
}

#bg_middle-right {
	background-image: url('/img/bg/middle-right.gif');
	background-repeat: repeat-y;
	background-position: center left;
}


#bg_bottom-left {
	background-image: url('/img/bg/bottom-left.gif');
	background-repeat: no-repeat;
	background-position: top right;
}

#bg_bottom-middle {
	background-image: url('/img/bg/bottom-middle.gif');
	background-repeat: repeat-x;
	background-position: top;
}

#bg_bottom-right {
	background-image: url('/img/bg/bottom-right.gif');
	background-repeat: no-repeat;
	background-position: top left;
}