function getImageNews() {
	$.ajax( {
		url : "frontPage/getImageNews",
		type : "post",
		dataType : "json",
		success : function(json) {
			$.each(json.coll, function(i, value) {
				$("#imageNews").append(
						"<a href='pointNows?id=" + json.coll[i].publishid
								+ "' target='_blank'><img src='images/top/"
								+ json.coll[i].imagePath + "' alt='"
								+ json.coll[i].title + "'></a>");
			});
		},
		error : function() {
		//	alert("数据库连接失败！");
		}
	});
}