建议集合
		    
			
				//分页
				$sql2 = "select * from gandong where jianyi <> ''";
				$res2 = $db->query($sql2);
				$msg_totle = $db->num_rows($res2);									//总条数
				$page_show = 10;														//每页显示数量
				$page_totle = ceil($msg_totle / $page_show);						//总页数
				$page_now = isset($_GET['page']) ? intval($_GET['page']) : 1;		//当前页
				$page_now = $page_now > $page_totle ? $page_totle : $page_now;
				$page_now = $page_now < 1 ? 1 : $page_now;
				$page_last = $page_now - 1;											//上一页
				$page_last = $page_last < 1 ? 1 : $page_last;
				$page_next = $page_now + 1;											//下一页
				$page_next = $page_next > $page_totle ? $page_totle : $page_next;
				$page_frist = ($page_now - 1) * $page_show;							//本页第一条条数
				$sql = "select * from gandong where jianyi <> '' order by id desc limit ".$page_frist.','.$page_show;
				$res = $db->query($sql);
				$i = 1;
				while($row = $db->fetch_array($res)){
					$jianyi = $row['jianyi'];
					if($i % 2 == 0){
						$bg = "background:#F1F1F1;";
					}else{
						$bg = "";
					}
					echo "
						
							$jianyi
						
					";
					$i++;
				}
			?>