MSN消息提示类_javascript技巧

 
纯js编写 
跨框架 
无图片 
支持调速度 
任意位置弹出 
需要ie5.5以上 

<script language="JavaScript"> <!-- /**//* ** ================================================================================================== ** 类名：CLASS_MSN_MESSAGE ** 功能：提供类似MSN消息框 ** 示例： --------------------------------------------------------------------------------------------------- var MSG = new CLASS_MSN_MESSAGE("aa",200,120,"短消息提示：","您有1封消息","今天请我吃饭哈"); MSG.show(); --------------------------------------------------------------------------------------------------- ** 作者：ttyp ** 邮件：ttyp@21cn.com ** 日期：2005-3-18 ** ================================================================================================== **/ /**//* * 消息构造 */ 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= 150; 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(); } /**//* * 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>" str += "<TD style='PADDING-LEFT: 4px; FONT-WEIGHT: normal; FONT-SIZE: 12px; COLOR: #1f336b; PADDING-TOP: 4px' vAlign=center width='100%'>" + this.caption + "" 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; CURSOR: hand; COLOR: red; MARGIN-RIGHT: 4px' id='btSysClose' >×" str += "" str += "<TR>" str += "<TD style='PADDING-RIGHT: 1px;PADDING-BOTTOM: 1px' colSpan=3 height=" + (h-28) + ">" str += "<DIV style='BORDER-RIGHT: #b9c9ef 1px solid; PADDING-RIGHT: 8px; BORDER-TOP: #728eb8 1px solid; PADDING-LEFT: 8px; FONT-SIZE: 12px; PADDING-BOTTOM: 8px; BORDER-LEFT: #728eb8 1px solid; WIDTH: 100%; COLOR: #1f336b; PADDING-TOP: 8px; BORDER-BOTTOM: #b9c9ef 1px solid; HEIGHT: 100%'>" + this.title + " " str += "<DIV style='WORD-BREAK: break-all' align=left><A href='javascript:void(0)' hidefocus=true id='btCommand'><FONT color=#ff0000>" + this.message + "</script>

" str += "" str += "" str += "" str += "" str += "" 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(yscreen.height?screen.height:bottom):screen.height; this.top = top !=null?top:this.bottom - this.height; } catch(e){} } var MSG1 = new CLASS_MSN_MESSAGE("aa",200,120,"短消息提示：","您有1封消息","今天请我吃饭哈"); MSG1.rect(null,null,null,screen.height-50); MSG1.speed = 10; MSG1.step = 5; //alert(MSG1.top); MSG1.show(); //同时两个有闪烁，只能用层代替了，不过层不跨框架 //var MSG2 = new CLASS_MSN_MESSAGE("aa",200,120,"短消息提示：","您有2封消息","好的啊"); // MSG2.rect(100,null,null,screen.height); // MSG2.show(); //-->
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