function Popup() {    var _this = this;    this.CssName = "layermask";//樣式    //遮蓋層    this.hiddLayer = function() {        try{            var obj = document.getElementById("syspopup_layer");            if (obj != null)                document.body.removeChild(obj);        }catch(e){}    };        this.showLayer = function() {        try{            var obj = document.getElementById("syspopup_layer");            if (obj == null) {                obj = document.createElement("DIV");                obj.id = "syspopup_layer";                obj.className = this.CssName;                obj.disabled = true;                document.body.appendChild(obj);                                var size = qp_shared.getPageSize();                obj.style.cssText = qp_shared.contact("left: 0px; width: ", size.width, "px; top: 0px; height: ", size.height, "px;");            }        }catch(e){}    };        this.showLoading = function() {            if (el("sysimg_wait") == null) {            this.Loading = document.createElement("IMG");            this.Loading.id = "sysdiv_wait";            this.Loading.src = http://www.mamicode.com/qp_shared.getURL("images/wait/reloading.gif");            this.Loading.style.zIndex = 999999;            this.Loading.style.position = "absolute";                            this.Loading.style.left = parseInt((window.document.documentElement.clientWidth - 24)/2) + "px";            this.Loading.style.top = (parseInt((window.document.documentElement.clientHeight - 24)/2) + qp_shared.getDocumentScrollTop()) + "px";                        document.body.appendChild(this.Loading);        };            this.showLayer();    };        this.Render = function(url, w, h) {        if (el("sysimg_wait") == null) {            this.Loading = document.createElement("IMG");            this.Loading.id = "sysdiv_wait";            this.Loading.src = http://www.mamicode.com/qp_shared.getURL("images/wait/reloading.gif");            this.Loading.style.zIndex = 999999;            this.Loading.style.position = "absolute";                            this.Loading.style.left = parseInt((window.document.documentElement.clientWidth - 24)/2) + "px";            this.Loading.style.top = (parseInt((window.document.documentElement.clientHeight - 24)/2) + qp_shared.getDocumentScrollTop()) + "px";                        document.body.appendChild(this.Loading);        };            if (el("sysdiv_loginFrame") == null) {            this.DivFrame = document.createElement("DIV");            this.DivFrame.id = "sysdiv_loginFrame";            this.DivFrame.style.cssText = "z-index: 99999; position: absolute; left: 0px; top: 0px; display: none; width: 880px; height: 300px; background-color: #ffffff; border: solid 7px #ddd;";                    this.PageFrame = document.createElement("IFRAME");            this.PageFrame.id = "sysifm_loginFrame";            this.PageFrame.align = "middle";            this.PageFrame.frameBorder = "0";            this.PageFrame.scrolling = "auto";            this.PageFrame.style.cssText = "z-index: 101; position: absolute; left: 0px; top: 0px";            this.PageFrame.src =http://www.mamicode.com/ url;                        this.DivFrame.appendChild(this.PageFrame);            document.body.appendChild(this.DivFrame);        }        else {            this.PageFrame.src =http://www.mamicode.com/ url;        }        if (qp_shared.IsIE && this.PageFrame.readyState != "complete")            this.PageFrame.onreadystatechange = function(e) { e = window.event || e; _this.onreadystatechange(e); };        else if(!qp_shared.IsIE)            this.PageFrame.onload = function(e) { e = window.event || e; _this.onreadystatechange(e); };        else            this.removeLoading();    };        this.RenderDiv=function(w,h,html){                if (el("sysimg_wait") == null) {            this.Loading = document.createElement("IMG");            this.Loading.id = "sysdiv_wait";            this.Loading.src = http://www.mamicode.com/qp_shared.getURL("images/wait/reloading.gif");            this.Loading.style.zIndex = 999999;            this.Loading.style.position = "absolute";                            this.Loading.style.left = parseInt((window.document.documentElement.clientWidth - 24)/2) + "px";            this.Loading.style.top = (parseInt((window.document.documentElement.clientHeight - 24)/2) + qp_shared.getDocumentScrollTop()) + "px";                        document.body.appendChild(this.Loading);        };                 if (el("sysDiv_Dialog") == null) {                this.Div_Dialog = document.createElement("DIV"); //創建div對象                this.Div_Dialog.id = "sysDiv_Dialog";                this.Div_Dialog.style.cssText = "z-index: 99999; position: absolute; left: 0px; top: 0px; display: none; width:"+w+"px; height: "+h+"px; background-color: #ffffff; border: solid 7px #ddd;";           }                    document.body.appendChild(this.Div_Dialog); //加入Div對話框        document.body.removeChild(this.Loading);//移除加載圖片                    //html為填充div的內容        if(html!=null){           this.Div_Dialog.innerHTML =html;        }    };            //加載完成事件    this.onreadystatechange = function(e) {        if ((qp_shared.IsIE && this.PageFrame.readyState == "complete") || (!qp_shared.IsIE)) {            //清空事件            if (this.PageFrame.onreadystatechange != null)                this.PageFrame.onreadystatechange = null;            //清空事件            if (this.PageFrame.onload != null)                this.PageFrame.onload = null;            this.removeLoading();        }    };        //創建一個占位控件    this.renderPlace = function(container) {        var objContainer = el(container);        if (objContainer != null) {            var obj = document.createElement("DIV");            obj.className = "placeEmpty";                        objContainer.appendChild(obj);        }    };    //設置窗口大小    this.setWindowSize = function(width, height) {        this.PageFrame.width = this.DivFrame.style.width = width + "px";        this.PageFrame.height = this.DivFrame.style.height = height + "px";        this.DivFrame.style.left = (window.document.documentElement.clientWidth - width) / 2 + "px";        this.DivFrame.style.top = ((window.document.documentElement.clientHeight- height) / 2 + qp_shared.getDocumentScrollTop()) + "px";        this.DivFrame.style.display = "";    };        //設置Div窗口大小    this.setDivWindowSize = function(width, height) {        this.Div_Dialog.width =width + "px";        this.Div_Dialog.height = height + "px";        this.Div_Dialog.style.left = (window.document.documentElement.clientWidth - width) / 2 + "px";        this.Div_Dialog.style.top = ((window.document.documentElement.clientHeight- height) / 2 + qp_shared.getDocumentScrollTop()) + "px";        this.Div_Dialog.style.display = "";    };    //隱藏彈出窗口及遮蓋層    this.hidden = function() {        try {            if (this.DivFrame != null) {                document.body.removeChild(this.DivFrame);            }        }catch(e){};        this.hiddLayer();        this.removeLoading();    };        //只關掉彈出窗口，仍然顯示遮蓋層    this.close = function() {        try {            if (this.DivFrame != null) {                document.body.removeChild(this.DivFrame);            }        }catch(e){};    };    //關掉DIV彈出窗口    this.closeDiv = function () {        try {            if (this.Div_Dialog != null) {                document.body.removeChild(this.Div_Dialog);                this.hiddLayer();            }        } catch (e) {};    };        //隱藏Loading    this.removeLoading = function() {        try {            if (this.Loading != null) {                //當前窗口                var obj = document.getElementById("sysdiv_wait");                if (obj != null) {                    document.body.removeChild(obj);                }                //父窗口                if (window.parent != null) {                    obj = window.parent.document.getElementById("sysdiv_wait");                    if (obj != null) {                        window.parent.document.body.removeChild(obj);                    }                }            }        }catch(e){};        };    //顯示彈出窗口    this.show = function(url, width, height, showPlace, cssName) {        //顯示一個占位控件        if (showPlace != null && showPlace != "") {            this.renderPlace(showPlace);        };                //如果有自定css        if (cssName != null) {            this.CssName = cssName;        };                        //為了你防止緩存加了一個隨機數        this.Render(qp_shared.getRandomUrl(url), width, height);                this.showLayer();        this.setWindowSize(width, height);    };        //彈出DIV    this.showDivDialog = function (width, height, html) {        this.showLayer();        this.RenderDiv(width, height, html);        this.setDivWindowSize(width, height);    }    };var oPopup = new Popup();