<!--[346,1,680] published at 2006-12-26 13:38:23 from #237 by 814-->
/**---------------------------------------------------------------------------
* browser determine;
*/
{
    
    var ua = navigator.userAgent;
    var $IE = (navigator.appName == "Microsoft Internet Explorer");
    var $IE5 = $IE && (ua.indexOf('MSIE 5') != -1);
    var $IE5_0 = $IE && (ua.indexOf('MSIE 5.0') != -1);
    var $Gecko = ua.indexOf('Gecko') != -1;
    var $Safari = ua.indexOf('Safari') != -1;
    var $Opera = ua.indexOf('Opera') != -1;
    var $Mac = ua.indexOf('Mac') != -1;
    var $NS7 = ua.indexOf('Netscape/7') != -1;
    var $NS71 = ua.indexOf('Netscape/7.1') != -1;
    
    if ($Opera) {
        $IE = true;
        $Gecko = false;
        $Safari =  false;
    }
    if ($IE5) {
            $IE = true;
            $Gecko = false;
            $Safari =  false;
    }
}
function $_t(root,tag,id){
    var ar=root.getElementsByTagName(tag);
    for (var i=0;i<ar.length;i++){
        if (ar[i].id==id) return ar[i];
    }
    return null;
}
function _(root){
    
    var ids=arguments;
    var i0=0;
    
    if (typeof(root) == 'string') root = document;
    else i0=1;
    
    for (var i=i0;i<ids.length;i++){
        var s=root.getElementsByTagName("*");
    
        var has=false;
        for (var j=0;j<s.length;j++){
            if (s[j].id==ids[i]){
                root=s[j];
                has=true;
                break;
            }
        }
        if (!has) return null;
    }
    return root;
}
//util
function $dele(o,fn,rv){
    
    var r = function (){
        
        var s=arguments.callee;
        
        var args = [];
        for (var i=0;i<s.length;i++) args[i]=s[i];
        var argStr = args.join(",");
        if (argStr.length > 0) argStr=","+argStr;
        
        var callStr="s.thiz[s.fn]("+argStr+")";
        var v=eval(callStr);
        
        
        if (s.rv!=null) {
            return s.rv;
        }    else {
            return v;
        }
    }
    
    r.thiz=o;
    r.fn=fn;
    r.rv=rv;
    
    return r;
}
function $ge(e){
    if (e!=null) return e;
    if ($IE) {
        return window.event;
    }    else return e;
}
/**
* get event for a element;
*/
function $gte(e,ev){
    if (!e.getElementById) e=e.ownerDocument;
    if ($IE) {
        return ev!=null ? ev : e.parentWindow.event;
    } else {
        return ev;
        throw new Error("this method can only execute in IE");
    }
}
function $addEL(n,e,l,b){
    
    if ($IE){
        if (n["$__listener_"+e]==null){
            var lst=function (e){
                
                var f=arguments.callee;
                var ar=f.fList;
                
                e=$ge(e);
                for (var i=0;i<ar.length;i++){                    
                    ar[i](e);
                }
            }
            lst.fList=[];            
            n["$__listener_"+e]=lst;
            n["on"+e]=n["$__listener_"+e];
            
        }
        var fList=n["$__listener_"+e].fList;
        fList[fList.length]=l;
        
    } else {
        n.addEventListener(e,l,b);
    }
}
function $cancelEvent (e) {
    if ($IE) {
        e.returnValue = false;
        e.cancelBubble = true;
    } else
        e.preventDefault();
};
function $cpAttr(o,p){
    for (var i in p){
        var s=p[i];
        o[i]=s;
    }
    return o;
}
function $getValue(v,d){
    return v==null ? d : v;
}
var $gv=$getValue;
var $dom={
    parseInt : function(s) {
        if (s == null || s == '' || typeof(s)=='undefined')
            return 0;
        return parseInt(s);
    },
    getClientSize : function(n){
        if ($IE){
            //ts("this is ie");
            var s= {x:n.clientLeft,y:n.clientTop};
            s.l=s.x;
            s.t=s.y;
            s.r=n.clientRight;
            s.b=n.clientBottom;
            
            s.w=n.clientWidth;
            s.h=n.clientHeight;
            
            //tr("calculated client size");
            
            return s;
        } else {
            var t=n.style;
            if (t.borderLeftWidth.length==0 || t.borderTopWidth.length==0 || t.borderRightWidth.length==0 || t.borderBottomWidth.length==0){
                
                var l=n.offsetWidth;
                t.borderLeftWidth="0px";
                l-=n.offsetWidth;
                
                var r=n.offsetWidth;
                t.borderRightWidth="0px";
                r-=n.offsetWidth;
                
                var o=n.offsetHeight;
                t.borderTopWidth="0px";
                o-=n.offsetHeight;
                
                var b=n.offsetHeight;
                t.borderBottomWidth="0px";
                b-=n.offsetHeight;
                
                t.borderLeftWidth=l+"px";
                t.borderTopWidth=o+"px";
                t.borderRightWidth=r+"px";
                t.borderBottomWidth=b+"px";
                
                var s={l:l,r:r,t:o,b:b,x:l,y:o};
                
                
                return s;
            } else {
                var s= {
                        x: this.parseInt(n.style.borderLeftWidth),
                        y: this.parseInt(n.style.borderTopWidth),
                        r: this.parseInt(n.style.borderRightWidth),
                        b: this.parseInt(n.style.borderBottomWidth)
                    };
                s.l=s.x;
                s.t=s.y;
                return s;
            }
        }
    },
    
    
    
    getSize : function (n,withMargin){
        var c={
            x : n.offsetWidth != null ? n.offsetWidth : 0,
            y : n.offsetHeight != null ? n.offsetHeight : 0
        };
        
        //c.x=this.parseInt(c.x);
        //c.y=this.parseInt(c.y);
        
        //tr("get size for : "+n.id);
        //tra(c);
        if (withMargin) {
            var m=this.getMargin(n);
            c.x+=m.l+m.r;
            c.y+=m.t+m.b;
        }
        //tra(m);
        //tr("get size for : "+n.id);
        //tra(c);
        return c; 
    },
    
    setSize : function(elmt,x,y,withMargin){
        //tf("$dom::setSize");
        //if (elmt==undefined || elmt.style.display=="none") return;
        if ($IE){
            if (withMargin){                
                var m=this.getMargin(elmt);
                x-=m.l+m.r;
                y-=m.t+m.b;                
            }            
            elmt.style.width=x;            
            elmt.style.height=y;            
        } else {
            var clientSize=this.getClientSize(elmt);
            var dx=clientSize.l+clientSize.r;
            
            var dy=clientSize.t+clientSize.b;
            
            elmt.style.width=x-dx+"px";
            elmt.style.height=y-dy+"px";
        }
    },
    
    /**
    * get the context position relative to its parent.
    */
    getPosition : function (elmt,withMargin){
        var c;
        
        c={
            x:elmt.offsetLeft,
            y:elmt.offsetTop
        };
        //c.x=this.parseInt(c.x);
        //c.y=this.parseInt(c.y);
        if (withMargin){
            var m=this.getMargin(elmt);
            c.x-=m.l;
            c.y-=m.t;
        }
        
        return c;
    },
    setPosition : function (elmt,x,y,withMargin){
        //tf("$dom::setPosition");
        if (withMargin){
            //var m=this.getMargin(elmt);
            //x-=m.l;
            //y-=m.t;
        }    
        elmt.style.left=x+"px";
        elmt.style.top=y+"px";
    },
        
    
    setAlpha : function (n,a){
        return;
        n.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity="+a*100+");";
        n.style.opacity = a;
        n.style.MozOpacity = a;
    }
    
}
var $motion={
    smooth : function (s, e, t){
        if (t>1) t=1;
        return (e - s) * t + s;
    }
}
// this is a default config object.
/*
var $config={
    width             : 300,
    height             : 200,
    bottom            : 0,
    right            : 10,
    display            : true,
    contentUrl        : "http://bbs.sina.com.cn/tuijian/gundong.html",
    time : {
        slideIn            : 10,
        hold            : 10,
        slideOut        : 10
    }
}
*/
/**
* PopUp class used to pop a message up.
* Usage : 
* var pp = new PopUp(id, popup_config_obj);
* pp.create();
* ....
* pp.show();
*/
function PopUp(id, config){
    this.id=id;
    
    var c = this.config = config;
    c.width     = $gv(c.width,300);
    c.height     = $gv(c.height,200);
    c.bottom     = $gv(c.bottom,0);
    c.right     = $gv(c.right,20);
    c.display     = $gv(c.display,true);
    c.contentUrl= $gv(c.contentUrl,"");
    c.motionFunc= $gv(c.motionFunc,$motion.smooth);
    c.position    = {x:0,y:0};
    
    var t=c.time;
    t.slideIn    = $gv(t.slideIn,10);
    t.hold        = $gv(t.hold,10);
    t.slideOut    = $gv(t.slideOut,10);
    
    t.slideIn     *= 1000;
    t.hold        *= 1000;
    t.slideOut    *= 1000;
    
    this.container = document.body;
    this.popup = null;
    this.content = null;
    this.switchButton = null;
    
    this.moveTargetPosition = 0;
    this.startMoveTime = null;
    this.startPosition = null;
    
    this.status = PopUp.STOP;
    this.intervalHandle = null;
    
    this.mm = "max";
    
    this.imgMin = "http://image2.sina.com.cn/blog/http/blog.sina.com.cn/m/U1589P346T8D8972F73DT20061009105226.gif";
    this.imgMax = "http://image2.sina.com.cn/blog/http/blog.sina.com.cn/m/U1589P346T8D8972F19DT20061009105226.gif";
}
//static members
PopUp.STOP = 0;
PopUp.MOVE_DOWN = 1;
PopUp.MOVE_UP = 2;
PopUp.SWITCH_TO_MIN = PopUp.MOVE_DOWN | 4;
PopUp.SWITCH_TO_MAX = PopUp.MOVE_UP | 8;
var __o={
    create : function (){
        
        var doc=document;
        var c=this.config;    
        
        //create popup holder & config it.
        var p = this.popup = doc.createElement("div");
        this.container.appendChild(p);
        
        p.id=this.id;
        p.style.cssText="position:absolute;\
                        z-index:9000;\
                        overflow:hidden;\
                        border:0px solid #f00;\
                        ";
        $dom.setSize(p, c.width, c.height);
        
        
        
        //create popup content holder & config it.
        var t = this.content = doc.createElement("div");
        p.appendChild(t);
        
        t.id = this.id+"_content";
        t.style.cssText="position:absolute;\
                        z-index:1;\
                        overflow:hidden;";
        $dom.setSize(t, c.width, c.height);
        $dom.setPosition(t,0,0);//add
        
        c.position.y = c.height;//add
        this.onresize();//add
        //$dom.setPosition(t, 0, c.height);//hide it at first
        
        
        
        // create content holder's content.
        // a close button & an iframe for loading external content.
        t.innerHTML = "<a id='closeButton' href='#'></a>"+
                                    "<a id='switchButton' href='#'></a>"+
                                  "<iframe id='"+this.id+"_content_iframe' src="+c.contentUrl+" frameborder=0 scrolling=no width='100%' height='100%'></iframe>";
        
        
        var sBtn = this.switchButton = $_t(t,'a',"switchButton");
        sBtn.style.cssText='position:absolute;\
                            z-index:2;\
                            \
                            font-size:0px;\
                            line-height:0px;\
                            \
                            left:220px;\
                            top:6px;\
                            width:15px;\
                            height:15px;\
                            \
                            background-image:url("http://image2.sina.com.cn/blog/http/blog.sina.com.cn/m/U1589P346T8D8972F73DT20061009105226.gif");';
    
        $addEL(sBtn,"click",$dele(this,"switchMode"),true);
        $addEL(sBtn,"click",$cancelEvent,true);
        
        
        var btn = $_t(t,'a',"closeButton");
        btn.style.cssText='position:absolute;\
                            z-index:2;\
                            \
                            font-size:0px;\
                            line-height:0px;\
                            \
                            left:240px;\
                            top:6px;\
                            width:15px;\
                            height:15px;\
                            \
                            background-image:url("http://image2.sina.com.cn/blog/http/blog.sina.com.cn/m/U1589P346T8D8972F18DT20061009105226.gif");';
        
        
        
        $addEL(btn,"mouseover",function (e){
                                             $dom.setAlpha(this,0.4);
                                         },true);
        
        $addEL(btn,"mouseout",function (e){
                                        $dom.setAlpha(this,1);
                                         },true);
                                         
        
        
        $addEL(btn,"click",$dele(this,"hide"),true);
        $addEL(btn,"click",$cancelEvent,true);
        
        var container=$IE ? document.body : document.documentElement;
        
        $addEL(document.body,"resize",$dele(this,"onresize"),true);
        
            this.__hackTimer=window.setInterval("__popup.onresize()",50);
        
        
        $addEL(container,"scroll",$dele(this,"onresize"),true);
        
        //initialize position at once.
        this.onresize();
        
    },
    
    show : function (){
        
        if (!this.config.display) return;
        
        this.moveTargetPosition = 0;
        this.status = PopUp.MOVE_UP;
        this.startMove();
    },
    
    hide : function (){
        
        this.moveTargetPosition = this.config.height;
        this.status = PopUp.MOVE_DOWN;
        this.startMove();
    },
    
    minimize : function (){
        //alert("minimize");
        this.mm = "min";
        this.moveTargetPosition = this.config.height - 28;
        this.status = PopUp.SWITCH_TO_MIN;
        this.startMove();
        
        var s = this.switchButton.style;
        var bg = s.backgroundImage;
        
        if (bg.indexOf(this.imgMin) > -1) {
            bg = bg.replace(this.imgMin,this.imgMax);
            s.backgroundImage = bg;            
        }
    },
    
    maximize : function (){
        //alert("maximize");
        if (!this.config.display) return;
        
        this.mm = "max";
        this.moveTargetPosition = 0;
        this.status = PopUp.SWITCH_TO_MAX;
        this.startMove();
        
        
        var s = this.switchButton.style;
        var bg = s.backgroundImage;
        
        if (bg.indexOf(this.imgMax) > -1) {
            bg = bg.replace(this.imgMax,this.imgMin);
            s.backgroundImage = bg;            
        }
    },
    
    delayHide : function (){        
        window.setTimeout("__popup.hide()",this.config.time.hold);
    },
    
    delayMin : function (){
        window.setTimeout("__popup.minimize()",this.config.time.hold);
    },
    
    switchMode : function (){
        //alert("switch");
        if (this.mm == "min"){
            this.maximize();
        } else {
            this.minimize();
        }
    },
    
    startMove : function (){
        this.stopMove();
        
        this.intervalHandle = window.setInterval("__popup.move()",100);
        
        this.startMoveTime = new Date().getTime();
        //this.startPosition = $dom.getPosition(this.content).y;//parseInt(this.content.style.top);
        this.startPosition = this.config.position.y;
    },
    
    stopMove : function (){
        if (this.intervalHandle != null) window.clearInterval(this.intervalHandle);
        this.intervalHandle = null;
    },
    
    
    move : function (){
        
        
        var t = new Date().getTime();
        t = t - this.startMoveTime;
        
        var total = this.status & PopUp.MOVE_UP ? 
                    this.config.time.slideIn : 
                    this.config.time.slideOut;
        
        var y = this.config.motionFunc(this.startPosition, this.moveTargetPosition, t/total);
        //this.content.style.top = y + "px";
        this.config.position.y = y;
        this.onresize();
                
        if (t >= total){
            this.onFinishMove();
        }
    },
    
    onFinishMove : function (){
        this.stopMove();
        //this.content.style.top = this.moveTargetPosition + "px";
        
        if (this.status == PopUp.MOVE_UP && this.config.time.hold > 0 ){
            this.delayMin();
        } else {
            if (this.__hackTimer!=null) window.clearInterval(this.__hackTimer);
        }
        this.status = PopUp.STOP;
    },
    
    onresize : function (){
        var c=this.config;
        //var t=document.documentElement;
        var t=document.body;
        
        var dx=t.clientWidth + t.scrollLeft;
        var dy=t.clientHeight + t.scrollTop;
        
        var x = dx - c.right - c.width ;
        var y = dy - c.bottom - c.height + c.position.y;
        
        
        $dom.setPosition(this.popup, x, y);    
        $dom.setSize(this.popup, c.width, c.height-c.position.y);
    }
}
$cpAttr(PopUp.prototype,__o);
/*---------------------------------------*/
function readCookie(name)
{
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0)
  { 
    offset = document.cookie.indexOf(search);
    if (offset != -1)
    { 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}
function writeCookie(name, value, hours)
{
  var expire = "";
  if(hours != null)
  {
    expire = new Date((new Date()).getTime() + hours * 3600000);
    expire = "; expires=" + expire.toGMTString();
  }
  document.cookie = name + "=" + escape(value) + expire + ";path=/";
}
/**
* main function to config the pop-up window & run it.
* web deployer change codes here to manipulte popups performance.
* & should not change codes out of this function.
*/
function job(){
    /**
    * config object
    */
    var cfg={
        //width & height of the popup window ,these values should be determined debpended on inner contents.
        width             : 260,
        height             : 70,
        
        //distance to the bottom & the right edge.
        bottom            : 2,
        right            : 1,
        
        //switch of displaying the popup
        display            : true,
            
        //content url
        contentUrl        : "http://star.snowpear.com/login.html",
        
        //time configuration,in seconds
        time : {
            slideIn            : 1,
            hold                : 60,
            slideOut        : 1
        }                    
    }
    
    //at what time the popup should display,in hours : 0~23,
    //the number after add symbol means after how many the hours to display popup for the next time. 
    var displayTimeList = ["7+7"];
    
    // the popup displays each time thie page reload or only once at the first time page loaded.
    // once / eachTime
    //var displayMode = "once";
    var displayMode = "eachTime";
    
    //cookie name storing the next time to display popup
    var cookieName="sina_blog_popup_next_display_time";
    
    
    
    /**
    * --------------------- from here below, the codes should NOT be modified.
    */
    var hours={};
    var delays=[];
    for (var i=0;i<displayTimeList.length;i++) {
        var o = displayTimeList[i];
        var ar = o.split("+");
        var t = parseInt(ar[0]);
        for (var m=0;m<ar.length-1;m++){
            ar[m]=ar[m+1];
        }        
        hours[t]=true;
        for (var j=0;j<ar.length;j++){
            hours[t + parseInt(ar[j])]=true;
        }        
    }
    displayTimeList=[];
    for (var i in hours){
        var s = parseInt(i);
        if (isNaN(s)) continue;
        displayTimeList[displayTimeList.length]=s;
    }
    displayTimeList = displayTimeList.sort();
    //alert(displayTimeList);
    
    
    var pp = new PopUp("xp", cfg);
    window.__popup=pp;
    pp.create();
    
    
    
    //display:
    
    var n=readCookie(cookieName);    
    
    if (displayMode=="eachTime") 
        pp.show();
    else {
        var tm=new Date().getTime();
        if (n==null || tm>n) {
            pp.show();
            
            //get next display time
            var hr=new Date().getHours();
            var f = 60*60*1000;
            var l = displayTimeList.concat(), len = l.length;
            for (var i = 0; i < len; i++) l[len + i] = l[i] + 24;
            for (var i = 0; i < l.length && hr >= l[i]; i++);
            
            var dt = new Date();
            dt.setHours(l[i] > 23 ? l[i] - 24 : l[i]);
            var nextTime = dt.getTime();
            if (l[i] > 23) nextTime += f * 24 ;
            
            writeCookie(cookieName, nextTime, 24);
        }
    }
}
function doit(){
    if (document.body == null) {        
        window.setTimeout(doit,500);
        return;
    }
    
    job();
}
//var dbg=document.getElementById("dbg");
//window.alert=function (m){
    //dbg.value+=m+"\n";
//}
doit();