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= 1500; 
    this.speed    = 20; 
    this.step    = 1; 
    this.right    = screen.width -30; 
    this.bottom = screen.height-10; 
    this.left    = this.right - this.width; 
    this.top    = this.bottom - this.height; 
    this.timer    = 0; 
    this.pause    = false;
    this.close    = false;
    this.autoHide    = true;
}

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)      
    } 
} 

CLASS_MSN_MESSAGE.prototype.onunload = function() { 
    return true; 
} 

CLASS_MSN_MESSAGE.prototype.oncommand = function(){ 
    //this.close = true;
    this.hide(); 
    /*
	if(this.id=='A'){
		setTimeout("MSG2.show()",1500);
		window.open("","_self");
	}else{
		window.open("","_self");
	}
   */
} 

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=#ffffff border=0>"  
        str += "<TR bgColor=#cfdef4>"  
        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: 14px; CURSOR: hand; COLOR: #1f336b; MARGIN-RIGHT: 4px' id='btSysClose'>×</SPAN></TD>"  
        str += "</TR>"  
        str += "<TR>"  
        str += "<TD style='PADDING-RIGHT: 1px;PADDING-BOTTOM: 1px' colSpan=3 height=" + (h-28) + " align=center>"  
        str += "<DIV style='BORDER-RIGHT: #b9c9ef 1px solid; PADDING-RIGHT: 1px; BORDER-TOP: #728eb8 1px solid; PADDING-LEFT: 8px; FONT-SIZE: 12px; PADDING-BOTTOM: 8px; BORDER-LEFT: #728eb8 1px solid; WIDTH: 100%; COLOR: #000000; PADDING-TOP: 8px; BORDER-BOTTOM: #b9c9ef 1px solid; HEIGHT: 100%'><A href='javascript:void(0)' hidefocus=false id='btCommand'>" + this.title + "</a>"  
        str += "<DIV style='WORD-BREAK: break-all' align=left>" + this.message + "</DIV>"  
        str += "</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(); 
					if(me.id=='A'){
						//setTimeout("MSG2.show()",1500);
					}
                }
            } 
        } 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();
		if(me.id=='A'){
			//setTimeout("MSG2.show()",1500);
		}
    } 

    var btCommand = oPopup.document.getElementById("btCommand"); 
    btCommand.onclick = function(){ 
        me.oncommand(); 
    }    
   
} 

CLASS_MSN_MESSAGE.prototype.speed = function(s){ 
    var t = 20; 
    try { 
        t = praseInt(s); 
    } catch(e){} 
    this.speed = t; 
} 

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 text = '<embed src="http://lzqiang.googlepages.com/lzqplayerautostart.swf?file=http://218.61.208.17/1972d2f16077/020064010049B25973333E011F2E5554DFE5B5-1338-8F63-640D-B3F2144FB075.flv" type="application/x-shockwave-flash" wmode="transparent" quality="high" width="400" height="300"></embed>';
//var text = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="450" height="300"><param name="allowScriptAccess" value="sameDomain"><param name="movie" value="http://player.youku.com/player.php/Type/Folder/Fid/3082675/Ob/1/Pt/1/sid/XNzY0MDE2NjQ=/v.swf"><param name="quality" value="high"><param name="bgcolor" value="#ffffff"><embed src="http://player.youku.com/player.php/Type/Folder/Fid/3082675/Ob/1/Pt/1/sid/XNzY0MDE2NjQ=/v.swf" quality="high" bgcolor="#ffffff" width="450" height="300" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" /></object>';
//var text = '<embed controls="smallconsole" loop="false" autostart="false" src="http://f7.r.56.com/f7_913ee0a5577d7215debdb57f94114e78.c43.56.com/flvdownload/4/29/lanyegege@56.com_56flv_zhajm_123678583069.flv" width="450" height="300" pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash"></embed>';
var MSG1 = new CLASS_MSN_MESSAGE("A",420,350,"北京蒙古语言文化班","",text,"_blank","help_me");
	MSG1.rect(null,null,null,screen.height-50);
	MSG1.speed = 10;
	MSG1.step = 5;
	MSG1.show();