即时预览图片

于 2007-09-24 12:41:31 发布 · 118 阅读

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                               οnchange="load_img(this.value,'img_s')"/>


function load_img(p_src, write_id) {
    var t_html;
    //        t_html = "<img src='" + p_src + "'";
    if (p_src != '') {
        if (write_id == 'img_s') {
            t_html = "<img src='" + p_src + "' id='fileChecker' onLoad='adjustImgSize(this)'>";
        }
    } else {
        t_html = "";
    }
    document.getElementById(write_id).innerHTML = t_html;
}
function adjustImgSize(img_element) {
    if (img_element.width > 120) {
        img_element.width = 120;
    }
    if (img_element.height > 120) {
        img_element.height = 120;
    }
}