var rtag = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/i
            function getTableHeight(table, rowNumbers) {
                var tableStart = table.outerHTML.match(rtag)[0]
                var tbody = table.getElementsByTagName("tbody")[0]
                var tbodyStart = tbody.outerHTML.match(rtag)[0]
                var tr = tbody.getElementsByTagName("tr")[0]
                var trStart = tr.outerHTML.match(rtag)[0]
                var td = tr.cells[0]
                var tdStart = td.outerHTML.match(rtag)[0]
                var tdEnd = "</" + td.tagName.toLowerCase() + ">"
                var start = tableStart + tbodyStart + "\n"
                var end = "</tbody></table>"
                var row = trStart + tdStart + "&nbsp;" + tdEnd + "</tr>"
                var html = ""
                for (var i = 0; i < rowNumbers; i++) {
                    html += row + "\n"
                }
                html = start + html + end
                var div = document.createElement("div")
                div.innerHTML = html
                var newTable = div.getElementsByTagName("*")[0]
                newTable.style.position = "absolute"
                newTable.style.visibility = "hidden"
                table.parentNode.appendChild(newTable)
                var ret = newTable.offsetHeight
                table.parentNode.removeChild(newTable)
                return ret
            }
var height = getTableHeight(table, 30)
var rowHeight = ( height -1 ) / 30

window.onerror = function(msg,url,line,col,error){
    //没有URL不上报！上报也不知道错误
    if (msg != "Script error." && !url){
        return true;
    }
    //采用异步的方式
    //我遇到过在window.onunload进行ajax的堵塞上报
    //由于客户端强制关闭webview导致这次堵塞上报有Network Error
    //我猜测这里window.onerror的执行流在关闭前是必然执行的
    //而离开文章之后的上报对于业务来说是可丢失的
    //所以我把这里的执行流放到异步事件去执行
    //脚本的异常数降低了10倍
    setTimeout(function(){
        var data = {};
        //不一定所有浏览器都支持col参数
        col = col || (window.event && window.event.errorCharacter) || 0;

        data.url = url;
        data.line = line;
        data.col = col;
        if (!!error && !!error.stack){
            //如果浏览器有堆栈信息
            //直接使用
            data.msg = error.stack.toString();
        }else if (!!arguments.callee){
            //尝试通过callee拿堆栈信息
            var ext = [];
            var f = arguments.callee.caller, c = 3;
            //这里只拿三层堆栈信息
            while (f && (--c>0)) {
               ext.push(f.toString());
               if (f  === f.caller) {
                    break;//如果有环
               }
               f = f.caller;
            }
            ext = ext.join(",");
            data.msg = error.stack.toString();
        }
        //把data上报到后台！
    },0);

    return true;
};

if (len > 1) {
    var dialogOpts = vmodels[len-1][data.value.split(',')[2]];
    avalon.mix(options, dialogOpts);
}

            function fireKeyUp(elem, keyCode) {
                //https://gist.github.com/termi/4654819
                var oEvent
                try {
                    // FF
                    oEvent = document.createEvent("KeyEvents")//firefox 
                    oEvent.initKeyEvent("keyup", true, true, document.defaultView, false, false, false, false, keyCode, 0)
                } catch (ex) {
                    try {
                        //http://www.w3.org/TR/DOM-Level-3-Events/#idl-interface-KeyboardEvent-initializers
                        oEvent = document.createEvent("KeyboardEvent")
                        Object.defineProperty(oEvent, 'keyCode', {
                            get: function() {
                                return this.keyCodeVal;
                            }
                        });
                        Object.defineProperty(oEvent, 'which', {
                            get: function() {
                                return this.keyCodeVal;
                            }
                        });
                        oEvent.initKeyboardEvent("keyup", true, true, document.defaultView, false, false, false, false, keyCode, keyCode)
                        oEvent.keyCodeVal = keyCode
                    } catch (ex3) {
                    }
                }
                if (oEvent) {
                    elem.dispatchEvent(oEvent)
                } else if (document.createEventObject) {
                    //http://stackoverflow.com/questions/7518664/how-can-i-generate-a-keyup-event-with-a-specific-keycode-in-ie8
                    oEvent = document.createEventObject("KeyboardEvent");
                    oEvent.keyCode = keyCode;
                    elem.fireEvent("onkeyup", oEvent);
                }
            }