数组中元素的动态增加和删除

                    <div class="ser-pup-line1">
                        <div class="ser-pup-left">
                            <span>使用配件</span>
                        </div>
                        <div class="ser-pup-right1">
                            <div class="clone">
                                <div class="ser-pup-add">
                                    <select name="">
                                        <option value="">请选择</option>
                                        <option value="">大保养</option>
                                        <option value="">小保养</option>
                                    </select>
                                    <span></span>
                                    <select name="">
                                        <option value="">请选择</option>
                                        <option value="">大保养</option>
                                        <option value="">小保养</option>
                                    </select>
                                </div>
                            </div>
                            <div class="ser-add">
                                <div class="ser-lop">
                                    <img src="../img/add.png" alt="" class="img-add" />
                                    <span>添加使用配件</span>
                                </div>
                                <div class="ser-lop">
                                    <img src="../img/minu.png" alt="" class="img-minu" />
                                    <span>删除</span>
                                </div>
                            </div>
                        </div>
                    </div>

.ser-pup-left{
    float: left;
     18%;
    height: 30px;
    line-height: 30px;
}
.ser-pup-left span{
    float: right;
    margin-right: 20px;
}
.ser-pup-line1{
     100%;
    overflow: hidden;
    margin-bottom: 20px;
}
.ser-pup-right1{
    float: left;
    overflow: hidden;
     82%;
    margin-bottom: 10px;
    /*background: #009E94;*/
}
.ser-lop{
    float: left;
    margin-right:10px;
}
.ser-pup-add{
     100%;
    overflow: hidden;
    margin-bottom: 10px;
}
.ser-pup-add select{
    float: left;
    display: inline-block;
     37%;
    height: 30px;
}
.ser-pup-add div{
    float: left;
    display: inline-block;
     37%;
    height: 30px;
    line-height: 30px;
    text-align: center;
    border:1px solid #ccc;
}
.ser-pup-add span{
    float: left;
    display: inline-block;
     25px;
    height: 15px;
    border-bottom: 2px solid #ccc;
    color:#ccc;
    margin:0 3%;
}
.ser-add{
    float: left;
     100%;
    height: 30px;
    line-height: 30px;
}
.ser-add img{
    float: left;
     28px;
    height: 28px;
    cursor: pointer;
}
.ser-add span{
    float: left;
    display: inline-block;
    font-size: 12px;
    margin-left:10px;
}

//图片点击克隆
		$('.img-add').click(function() {
			var atr = $(".clone>div").eq(0).clone();
			$(".clone").append(atr);
		})
		//图片点击减少
		$('.img-minu').click(function() {
			debugger
			var arr = $(".clone");
			for(var j = 0; j <= arr.length; j++) {
				var Arr = $(arr[j]).find("div");
				for(var i = 0; i <= Arr.length; i++) {
					if(i == (Arr.length - 1)) {
						if(i >= 1) {
							$(Arr[i]).remove();
						}
						return;
					}
				}
			}
		})