#wrap {
	background: #000;
	height: 350px;
}
#main {
			float: left;
			height: 350px;
			width: 300px;
			margin-right: 15px;
}
.gbt {
	font-size: 14px;
	font-weight: bold;
	color: #33FF00;
}

#child1, #child2, #child3, #child4, #child5, #child6, #child7, #child8, #child9, #child10 {
			display: none;
			float: left;
			height: 350px;
			width: 300px;
}