iframe 高度宽度自适应

                <iframe id="iframeHome" name="iframeHome" src="/Page/NewHome/GongZuoTai.html" scrolling="yes" onload="iFrameHeight()"

                        frameborder="0" style="padding: 0px; width:980px;float:left; margin:0; padding:0;"></iframe>

function iFrameHeight() {

    alert("123");

    var ifm = document.getElementById("iframeHome");

    var subWeb = document.frames ? document.frames["iframeHome"].document : ifm.contentDocument;

    if (ifm != null && subWeb != null) {

        ifm.height = subWeb.body.scrollHeight;

        ifm.width = subWeb.body.scrollWidth;

    }

}

function iFrameHeight() {    alert("123");    var ifm = document.getElementById("iframeHome");    var subWeb = document.frames ? document.frames["iframeHome"].document : ifm.contentDocument;    if (ifm != null && subWeb != null) {        ifm.height = subWeb.body.scrollHeight;        ifm.width = subWeb.body.scrollWidth;    }}