function CLASS_MSN_MESSAGE(id,width,height,caption,title,message,target,action){  
    this.id     = id;  
    this.title  = title;  
    this.caption= caption;  
    this.message= message;  
    this.target = target;  
    this.action = action;  
    this.width    = width?width:200;  
    this.height = height?height:120;  
    this.timeout= 5000;  
    this.speed    = 20; 
    this.step    = 1; 
    this.right    = screen.width -1;  
    this.bottom = screen.height; 
    this.left    = this.right - this.width; 
    this.top    = this.bottom - this.height; 
    this.timer    = 0; 
    this.pause    = false;
    this.close    = false;
    this.autoHide    = true;
}  
  
/**//*  
*    隐藏消息方法  
*/  
CLASS_MSN_MESSAGE.prototype.hide = function(){  
    if(this.onunload()){  

        var offset  = this.height>this.bottom-this.top?this.height:this.bottom-this.top; 
        var me  = this;  

        if(this.timer>0){   
            window.clearInterval(me.timer);  
        }  

        var fun = function(){  
            if(me.pause==false||me.close){
                var x  = me.left; 
                var y  = 0; 
                var width = me.width; 
                var height = 0; 
                if(me.offset>0){ 
                    height = me.offset; 
                } 
     
                y  = me.bottom - height; 
     
                if(y>=me.bottom){ 
                   window.clearInterval(me.timer);  
                    me.Pop.hide();  
                } else { 
                    me.offset = me.offset - me.step;  
                } 
                me.Pop.show(x,y,width,height);    
            }             
        }  

        this.timer = window.setInterval(fun,this.speed)      
    }  
}  
  
/**//*  
*    消息卸载事件，可以重写  
*/  
CLASS_MSN_MESSAGE.prototype.onunload = function() {  
    return true;  
}  
/**//*  
*    消息命令事件，要实现自己的连接，请重写它  
*  
*/  
CLASS_MSN_MESSAGE.prototype.oncommand = function(){  
    //this.close = true;
    this.hide();  
	//window.open("http://www.ichuyou.com/Q_web_shop/shop1/index.aspx?tid=77");
   
} 
/**//*  
*    消息显示方法  
*/  
CLASS_MSN_MESSAGE.prototype.show = function(){  

    var oPopup = window.createPopup(); //IE5.5+  
    
    this.Pop = oPopup;  
  
    var w = this.width;  
    var h = this.height;  
  
    var str = "<DIV style='BORDER-RIGHT: #455690 1px solid; BORDER-TOP: #a6b4cf 1px solid; Z-INDEX: 99999; LEFT: 0px; BORDER-LEFT: #a6b4cf 1px solid; WIDTH: " + w + "px; BORDER-BOTTOM: #455690 1px solid; POSITION: absolute; TOP: 0px; HEIGHT: " + h + "px; BACKGROUND-COLOR: #c9d3f3'>"  
        str += "<TABLE style='BORDER-TOP: #ffffff 1px solid; BORDER-LEFT: #ffffff 1px solid' cellSpacing=0 cellPadding=0 width='100%' bgColor=#cfdef4 border=0>"  
        str += "<TR>"  
        str += "<TD style='FONT-SIZE: 12px;COLOR: #0f2c8c' width=30 height=24></TD>"  
        str += "<TD style='PADDING-LEFT: 4px; FONT-WEIGHT: normal; FONT-SIZE: 12px; COLOR: #1f336b; PADDING-TOP: 4px' vAlign=center width='90%'>" + this.caption + "</TD>"  
        str += "<TD style='PADDING-RIGHT: 2px; PADDING-TOP: 2px' vAlign=center align=right width=19>"  
        str += "<SPAN title=关闭 style='FONT-WEIGHT: bold; FONT-SIZE: 12px;  COLOR: red; MARGIN-RIGHT: 4px' id='btSysClose' ><a style='CURSOR: hand;'>×</a></SPAN></TD>"  
        str += "</TR>"  
        str += "<TR>"  
        str += "<TD style='PADDING-RIGHT: 1px;PADDING-BOTTOM: 1px' colSpan=3 height=" + (h-28) + ">"  
       
        //str += "<DIV style='WORD-BREAK: break-all' align=left><A href='javascript:void(0)' hidefocus=false id='btCommand'></A> <A href='http://www.ichuyou.com/zhuanti/hy/hy.htm' hidefocus=false id='ommand' onclick=\"parent.window.open('http://www.ichuyou.com/zhuanti/hy/hy.htm','_blank')\"><img src='/images/hygg4.gif' border='0px'></A></DIV>"  
        str += "<DIV style='WORD-BREAK: break-all' align=left><A href='javascript:void(0)' hidefocus=false id='btCommand'></A> <A href='http://www.ichuyou.com/Line_26039.aspx' hidefocus=false id='ommand' onclick=\"parent.location.href='http://www.ichuyou.com/Line_26039.aspx'\"target='top'><img src='/images/hygg4.gif' border='0px'></A></DIV>"  
        str += "</TD>"  
        str += "</TR>"  
        str += "</TABLE>"  
        str += "</DIV>"  
       //str += "<DIV style='WORD-BREAK: break-all' align=left><A href='javascript:void(0)' hidefocus=false id='btCommand'></A><A href='http://www.ichuyou.com/zhuanti/hy2/hy.htm' hidefocus=false id='ommand' onclick=\"parent.location.href='http://www.ichuyou.com/zhuanti/hy2/hy.htm'\"target='top' style=\"font-size:12px;text-decoration:none;text-line:center;\"><div style=\"padding-left:20px;text-aline:center;\"><font style=\"font-size:18px;color:#FF0000;\">&nbsp;<b>爱出游年末回馈会员活动</b></font><br/><br/>云南免费6日游<br/>六十万元旅游红包<br/>昆明、大理、丽江免费六日游</div></A></DIV>"  
//     var   str = "<DIV style='WORD-BREAK: break-all' align=left><A href='javascript:void(0)' hidefocus=false id='btCommand'></A><A href='http://www.ichuyou.com/Q_web_shop/shop1/Shop_77.aspx' hidefocus=false id='ommand' onclick=\"parent.location.href='http://www.ichuyou.com/Q_web_shop/shop1/Shop_77.aspx'\"target='top'style=\"font-size:12px;text-decoration:none;text-line:center;\">"
//        str += "<div style=\"float:left;height:auto;width:265px;height:170px;background-image: url(images/bottom.jpg);background-repeat: no-repeat;background-position: left bottom;\">"
//	    str += "<div style=\"width:265px;height:20px;background-image:url(images/top.jpg);font-size:12px;color:#2A4896;padding-top: 5px;padding-left: 10px;font-weight: bold;\"><SPAN title=关闭 style='float:right; width:15px;FONT-WEIGHT: bold; FONT-SIZE: 14px;  COLOR: #ffffff; MARGIN-RIGHT: 4px;padding-right: 11px;line-height:10px;' id='btSysClose' ><a style='CURSOR: hand;'>×</a></SPAN>天津华远国际旅行社</div>"
//        str +="<div style=\"width:265px;height:140px;float: left;background-image: url(images/main.jpg);\">"
//    	str +="<div style=\"padding:10px 15px 10px 15px;font-size:12px;color:#333333;text-align: left;\">"
//    	str +="<A href='javascript:void(0)' hidefocus=false id='btCommand'></A><A href='http://www.ichuyou.com/Q_web_shop/shop1/Shop_77.aspx' hidefocus=false id='ommand' onclick=\"parent.location.href='http://www.ichuyou.com/Q_web_shop/shop1/Shop_77.aspx'\"target='top' style='text-decoration:none;'\"><p style=\"color:#FF6B00;font-size:14px;font-weight: bold;text-align: center;\">冬日温泉休闲享受</p>"
//     
//        str +="<p style=\"line-height:5px;text-align: center;\">这是一次养生之行，这是一段休闲时光</p>"
//        str +="<p style=\"line-height:5px;text-align: center;\">这是一种浪漫的感受，这是一场自由的享受</p>"
//        str +="<p style=\"line-height:5px;text-align: center;\">华远国际旅行社 圣诞推出惊暴价自驾温泉票</p></A>"
//        str +="</div>"
//        str +="</div>"
//        str +="</div></A></DIV>" 
//        str += "</TD>"  
//        str += "</TR>"  
//        str += "</TABLE>"
//        str += "</DIV>"  
  
    oPopup.document.body.innerHTML = str; 
   
  
    this.offset  = 0; 
    var me  = this;  

    oPopup.document.body.onmouseover = function(){me.pause=true;}
    oPopup.document.body.onmouseout = function(){me.pause=false;}

    var fun = function(){  
        var x  = me.left; 
        var y  = 0; 
        var width    = me.width; 
        var height    = me.height; 

            if(me.offset>me.height){ 
                height = me.height; 
            } else { 
                height = me.offset; 
            } 

        y  = me.bottom - me.offset; 
        if(y<=me.top){ 
           me.timeout--; 
            if(me.timeout==0){ 
                window.clearInterval(me.timer);  
                if(me.autoHide){
                    me.hide(); 
                }
            } 
        } else { 
           me.offset = me.offset + me.step; 
        } 
        
        me.Pop.show(x,y,width,height);    

    }  
  
    this.timer = window.setInterval(fun,this.speed)      
  
     
  
    var btClose = oPopup.document.getElementById("btSysClose");  
  
    btClose.onclick = function(){  
        me.close = true;
        me.hide();  
       
    }   
}  
/**//* 
** 设置速度方法 
**/ 
CLASS_MSN_MESSAGE.prototype.speed = function(s){ 
    var t = 20; 
    try { 
        t = praseInt(s); 
    } catch(e){} 
    this.speed = t; 
} 
/**//* 
** 设置步长方法 
**/ 
CLASS_MSN_MESSAGE.prototype.step = function(s){ 
    var t = 1; 
    try { 
        t = praseInt(s); 
    } catch(e){} 
    this.step = t; 
} 
  
CLASS_MSN_MESSAGE.prototype.rect = function(left,right,top,bottom){ 
    try { 
        this.left        = left    !=null?left:this.right-this.width; 
        this.right        = right    !=null?right:this.left +this.width; 
        this.bottom        = bottom!=null?(bottom>screen.height?screen.height:bottom):screen.height; 
        this.top        = top    !=null?top:this.bottom - this.height; 
    } catch(e){} 
} 
var MSG1 = new CLASS_MSN_MESSAGE("aa",335,220,"天津华远国际旅行社有限公司","","");  
    //MSG1 = new CLASS_MSN_MESSAGE("aa",265,170,"天津华远国际旅行社有限公司","","");  
    MSG1.rect(null,null,null,screen.height-50); 
    MSG1.speed    = 10; 
    MSG1.step    = 5; 

   setTimeout("MSG1.show();",15000);//首页打开后多久显示时间