1. //======================
  2. //此事例中js代码虽被赋值给oDiv,But js is not executed.
  3. //======================
  5. <script type="text/javascript">
  6. var callback=function(){
  7.   if (xmlHttp.readyState==4&&xmlHttp.status==200){
  8.       $("#oDiv").innerHTML="<script type='text/javascript'>alert('Hello,World!');</script>";
  9.     }
  10. }
  11. </script>
  12. //=================================
  13. //Usage execJS.js is solved for it,which is created by NetFriend
  14. //=================================
  15. <script src='execJS.js' type="text/javascript"></script>
  16. <Script language="javascript">
  17. var str="设置InnerHTML的脚本<br/>1:直接写在页面<script>alert(111)</"+"script><br/>2:通过src引入js文件<script
  19. type='text/javascript' src='hello.js'></"+"script>";
  20. window.onload=function(){
  21.   var djs=document.getElementById('divJS');
  22.    djs.innerHTML=str;//这里直接设置包含有script标签的内容时里面的js脚本无法运行
  24.   
  25.   //第一个参数是需要设置innerHTML的控件的id，第二个参数是需要设置的hmtl字符串，第3个参数是延时多少秒执行，这个可以省略如果省略时默认为10
  26.    set_innerHTML('divJS',str);//需要使用innerhtml.js中的set_innerHTML来执行设置的script标签中的js代码
  27. }
  28. </script>
  29. //========================================
  30. //follow execjs.js
  31. //========================================
  32. /* innerhtml.js
  33. * Copyright Ma Bingyao <andot@ujn.edu.cn>
  34. * Version: 1.9
  35. * LastModified: 2006-06-04
  36. * This library is free.   You can redistribute it and/or modify it.
  37. * http://www.coolcode.cn/?p=117
  38. */
  39.   

  40. 以下是javascript的函数.

    var global_html_pool = [];
    var global_script_pool = [];
    var global_script_src_pool = [];
    var global_lock_pool = [];
    var innerhtml_lock = null;
    var document_buffer = "";

    function set_innerHTML(obj_id, html, time) {
        if (innerhtml_lock == null) {
            innerhtml_lock = obj_id;
        }
        else if (typeof(time) == "undefined") {
            global_lock_pool[obj_id + "_html"] = html;
            window.setTimeout("set_innerHTML('" + obj_id + "', global_lock_pool['" + obj_id + "_html']);", 10);
            return;
        }
        else if (innerhtml_lock != obj_id) {
            global_lock_pool[obj_id + "_html"] = html;
            window.setTimeout("set_innerHTML('" + obj_id + "', global_lock_pool['" + obj_id + "_html'], " + time + ");", 10);
            return;
        }

        function get_script_id() {
            return "script_" + (new Date()).getTime().toString(36)
              + Math.floor(Math.random() * 100000000).toString(36);
        }

        document_buffer = "";

        document.write = function (str) {
            document_buffer += str;
        }
        document.writeln = function (str) {
            document_buffer += str + "\n";
        }

        global_html_pool = [];

        var scripts = [];
        html = html.split(/<\/script>/i);
        for (var i = 0; i < html.length; i++) {
            global_html_pool[i] = html[i].replace(/<script[\s\S]*$/ig, "");
            scripts[i] = {text: '', src: '' };
            scripts[i].text = html[i].substr(global_html_pool[i].length);
            scripts[i].src = scripts[i].text.substr(0, scripts[i].text.indexOf('>') + 1);
            scripts[i].src = scripts[i].src.match(/src\s*=\s*(\"([^\"]*)\"|\'([^\']*)\'|([^\s]*)[\s>])/i);
            if (scripts[i].src) {
                if (scripts[i].src[2]) {
                    scripts[i].src = scripts[i].src[2];
                }
                else if (scripts[i].src[3]) {
                    scripts[i].src = scripts[i].src[3];
                }
                else if (scripts[i].src[4]) {
                    scripts[i].src = scripts[i].src[4];
                }
                else {
                    scripts[i].src = "";
                }
                scripts[i].text = "";
            }
            else {
                scripts[i].src = "";
                scripts[i].text = scripts[i].text.substr(scripts[i].text.indexOf('>') + 1);
                scripts[i].text = scripts[i].text.replace(/^\s*<\!--\s*/g, "");
            }
        }

        var s;
        if (typeof(time) == "undefined") {
            s = 0;
        }
        else {
            s = time;
        }

        var script, add_script, remove_script;

        for (var i = 0; i < scripts.length; i++) {
            var add_html = "document_buffer += global_html_pool[" + i + "];\n";
            add_html += "document.getElementById('" + obj_id + "').innerHTML = document_buffer;\n";
            script = document.createElement("script");
            if (scripts[i].src) {
                script.src = scripts[i].src;
                if (typeof(global_script_src_pool[script.src]) == "undefined") {
                    global_script_src_pool[script.src] = true;
                    s += 2000;
                }
                else {
                    s += 10;
                }
            }
            else {
                script.text = scripts[i].text;
                s += 10;
            }
            script.defer = true;
            script.type = "text/javascript";
            script.id = get_script_id();
            global_script_pool[script.id] = script;
            add_script = add_html;
            add_script += "document.getElementsByTagName('head').item(0)";
            add_script += ".appendChild(global_script_pool['" + script.id + "']);\n";
            window.setTimeout(add_script, s);
            remove_script = "document.getElementsByTagName('head').item(0)";
            remove_script += ".removeChild(document.getElementById('" + script.id + "'));\n";
            remove_script += "delete global_script_pool['" + script.id + "'];\n";
            window.setTimeout(remove_script, s + 10000);
        }

        var end_script = "if (document_buffer.match(/<\\/script>/i)) {\n";
        end_script += "set_innerHTML('" + obj_id + "', document_buffer, " + s + ");\n";
        end_script += "}\n";
        end_script += "else {\n";
        end_script += "document.getElementById('" + obj_id + "').innerHTML = document_buffer;\n";
        end_script += "innerhtml_lock = null;\n";
        end_script += "}";
        window.setTimeout(end_script, s);
    }

    调用方式为:
    set_innerHTML('All_foot_Count',temp);