基于jQuery图片自适应排列显示代码

<div style="max-width:900px;margin:auto;padding:0 10px">
    <h3>演示样式一</h3>
</div>

<div style="max-width:908px;margin:auto;padding:0 10px 10px">
    <div id="demo1" class="flex-images">
        <div class="item" data-w="219" data-h="180"><img src="images/1.jpg"></div>
        <div class="item" data-w="279" data-h="180"><img src="images/2.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="images/3.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="images/4.jpg"></div>
        <div class="item" data-w="147" data-h="180"><img src="images/5.jpg"></div>
        <div class="item" data-w="276" data-h="180"><img src="images/6.jpg"></div>
        <div class="item" data-w="319" data-h="180"><img src="images/7.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="images/8.jpg"></div>
        <div class="item" data-w="240" data-h="180"><img src="images/9.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="images/10.jpg"></div>
        <div class="item" data-w="240" data-h="180"><img src="images/11.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="images/12.jpg"></div>
        <div class="item" data-w="283" data-h="180"><img src="images/13.jpg"></div>
        <div class="item" data-w="271" data-h="180"><img src="images/14.jpg"></div>
        <div class="item" data-w="258" data-h="180"><img src="images/15.jpg"></div>
    </div>
</div>

<div style="max-width:900px;margin:auto;padding:0 10px 50px">

    <h3>演示样式二</h3>
    <div id="demo2" class="flex-images">
        <div class="item" data-w="219" data-h="180"><img src="blank.gif" data-src="images/1.jpg"></div>
        <div class="item" data-w="279" data-h="180"><img src="blank.gif" data-src="images/2.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="blank.gif" data-src="images/3.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="blank.gif" data-src="images/4.jpg"></div>
        <div class="item" data-w="147" data-h="180"><img src="blank.gif" data-src="images/5.jpg"></div>
        <div class="item" data-w="276" data-h="180"><img src="blank.gif" data-src="images/6.jpg"></div>
        <div class="item" data-w="319" data-h="180"><img src="blank.gif" data-src="images/7.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="blank.gif" data-src="images/8.jpg"></div>
        <div class="item" data-w="240" data-h="180"><img src="blank.gif" data-src="images/9.jpg"></div>
        <div class="item" data-w="270" data-h="180"><img src="blank.gif" data-src="images/10.jpg"></div>
        <div class="item" data-w="240" data-h="180"><img src="blank.gif" data-src="images/11.jpg"></div>
    </div>

    <p style="margin:60px 0 8px">演示样式三</p>
    <div id="demo4" class="flex-images">
        <div class="item" data-w="219" data-h="197">
            <div class="img"><img src="blank.gif" data-src="images/1.jpg"></div>
            <div class="bottom">Caption 1</div>
        </div>
        <div class="item" data-w="279" data-h="197">
            <div class="img"><img src="blank.gif" data-src="images/2.jpg"></div>
            <div class="bottom">Caption 2</div>
        </div>
        <div class="item" data-w="270" data-h="197">
            <div class="img"><img src="blank.gif" data-src="images/3.jpg"></div>
            <div class="bottom">Caption 3</div>
        </div>
        <div class="item" data-w="270" data-h="197">
            <div class="img"><img src="blank.gif" data-src="images/4.jpg"></div>
            <div class="bottom">Caption 4</div>
        </div>
        <div class="item" data-w="147" data-h="197">
            <div class="img"><img src="blank.gif" data-src="images/5.jpg"></div>
            <div class="bottom">Caption 5</div>
        </div>
    </div>

    <p style="margin:60px 0 8px">演示样式四</p>
    <div id="demo5" class="flex-images">
        <div class="item" data-w="219" data-h="180">
            <img src="blank.gif" data-src="images/1.jpg">
            <div class="over">Caption 1</div>
        </div>
        <div class="item" data-w="279" data-h="180">
            <img src="blank.gif" data-src="images/2.jpg">
            <div class="over">Caption 2</div>
        </div>
        <div class="item" data-w="270" data-h="180">
            <img src="blank.gif" data-src="images/3.jpg">
            <div class="over">Caption 3</div>
        </div>
        <div class="item" data-w="270" data-h="180">
            <img src="blank.gif" data-src="images/4.jpg">
            <div class="over">Caption 4</div>
        </div>
        <div class="item" data-w="147" data-h="180">
            <img src="blank.gif" data-src="images/5.jpg">
            <div class="over">Caption 5</div>
        </div>
    </div>

    <p style="margin:60px 0 8px">演示样式五</p>
    <div id="demo6" class="flex-images">
        <div class="item" data-w="450" data-h="300">
            <a target="_blank" href="http://sc.chinaz.com">
                <img src="images/1.jpg">
            </a>
        </div>
        <div class="item" data-w="450" data-h="437">
            <a target="_blank" href="http://sc.chinaz.com">
                <img src="images/2.jpg">
            </a>
        </div>
        <div class="item" data-w="450" data-h="300">
            <a target="_blank" href="http://sc.chinaz.com">
                <img src="images/3.jpg">
            </a>
        </div>
        <div class="item" data-w="450" data-h="298">
            <a target="_blank" href="http://sc.chinaz.com">
                <img src="images/4.jpg">
            </a>
        </div>
    </div>
    <p style="margin:15px 0 5px">演示样式六</p>
    <div>
        <img style="max-width:100%" src="images/1.jpg">
    </div>

</div>