Function addParamO

FlashViewer-HTML5 Video/flashViewer.user.js:1355–1379

(name, value)

                    // 给object标签添加param
                    var pFragment;
                    function addParamO(name, value) {
                        name = name.toLowerCase();

                        if (!nativeMethods.some.call(plugin.children, function (child) {
                            if (child.nodeName != 'PARAM') return;

                            if (child.name.toLowerCase() == name){
                                if (name == 'flashvars'){
                                    child.value = gFlashVars(child.value, value);
                                } else {
                                    child.value = value;
                                };

                                return true;
                            };
                        })) {// 如果不存在参数，则新建
                            var param = document.createElement('param');
                            param.name = name;
                            param.value = value;
                            // 先装进fragment，最后一起添加进dom，防止flash多次重载消耗性能
                            pFragment = pFragment ? pFragment : document.createDocumentFragment();
                            pFragment.appendChild(param);
                        };

                    };

                    // 生成新的flashvars字符串
                    function gFlashVars(oValue, add) {