html, body{
	background-color: #FFFFFF;
	background-repeat: repeat-y;
	background-position: center top;
	height: 100%;
	margin: 0 auto;
	min-width: 1000px;
}
.bg_index {
	background-image: url(../pictures/bg_index.jpg);
	background-repeat: no-repeat;
	background-position: center center;
	background-size: auto 100%;
	background-color: #d6e2f0;
}
.bg_page{
	background-image: url(../pictures/bg_page.jpg);
	background-repeat: repeat-x;
	background-position: left top;
}
.bg_blue {
	background-image: url(../pictures/bg_blue.jpg);
	background-repeat: no-repeat;
	background-position: center center;
	background-size: cover;
	height:131px;
}
.bg_green {
	background-image: url(../pictures/bg_green.jpg);
	background-repeat: no-repeat;
	background-position: center center;
	background-size: cover;
	height:198px;
}
.menu_select {
	background-image: url(../pictures/menu_select.png);
	background-repeat: repeat-x;
	background-position: left top;
}
.menu_select_left {
	background-image: url(../pictures/menu_select_left.png);
	background-repeat: no-repeat;
	background-position: left top;
}
.menu_select_right {
	background-image: url(../pictures/menu_select_right.png);
	background-repeat: no-repeat;
	background-position: right top;
}
.menu_select {
	background-image: url(../pictures/menu_select.png);
	background-repeat: repeat-x;
	background-position: left top;
}
.bg_pls_1 {
	background-image: url(../pictures/bg_pls_1.png);
	background-repeat: repeat-x;
	background-position: left bottom;
	height:7px;
}
.bg_pls_2 {
	background-image: url(../pictures/bg_pls_2.png);
	background-repeat: repeat-x;
	background-position: left top;
	height:7px;
}
.pls {
	background-image: url(../pictures/pls.png);
	background-repeat: repeat-x;
	background-position: left center;
}