Posted in Javascript onApril 03, 2011
兼容性已经测过：IE6\IE7\IE8\FF3\CHROME10
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<body>
<br><br><br><br><br><br><br><br>
<input id='test'>
<br><br><br><br><br><br><br><br>
<a href='#' id='test2' onmouseover="tips.show('普通链接或按钮提示-灰色-鼠标离开消失-300像素', 'test2', null, '#000000', 300)" onmouseout="tips.hidden('test2')">普通链接或按钮提示</a>
<script>
//提示消息类
var tips = {
temp : {},
/***
* 弹出提示
*
* @param string msg 提示文字内容
* @param string id 要弹出提示的目标对象的id,如果id错误/null/false/0则主窗口弹出
* @param int time 定时消失时间毫秒数,如果为null/0/false则不定时
* @param string color 提示内容的背景颜色格式为#000000
* @param int width 提示窗宽度,默认300
*/
show : function(msg, id, time, color, width)
{
var target = this._get(id);
if(!target) { id = 'window'; }
//如果弹出过则移除重新弹出
if(this._get(id+'_tips')) { this.remove(id); }
//设置默认值
msg = msg || 'error';
color = color || '#ea0000';
width = width || 300;
time = time ? parseInt(time) : false;
if(id=='window') {
var y = document.body.clientHeight/2+document.body.scrollTop;
var x = (document.body.clientWidth-width)/2;
var textAlign = 'center', fontSize = '15',fontWeight = 'bold';
} else {
//获取对象坐标信息
for(var y=0,x=0; target!=null; y+=target.offsetTop, x+=target.offsetLeft, target=target.offsetParent);
var textAlign = 'left', fontSize = '12',fontWeight = 'normal';
}
//弹出提示
var tipsDiv = this._create({display:'block',position:'absolute',zIndex:'1001',width:(width-2)+'px',left:(x+1)+'px',padding:'5px',color:'#ffffff',fontSize:fontSize+'px',backgroundColor:color,textAlign:textAlign,fontWeight:fontWeight,filter:'Alpha(Opacity=50)',opacity:'0.7'}, {id:id+'_text', innerHTML:msg, onclick:function(){tips.hidden(id);}});
document.body.appendChild(tipsDiv);
tipsDiv.style.top = (y-tipsDiv.offsetHeight-12)+'px';
document.body.appendChild(this._create({display:'block',position:'absolute',zIndex:'1000',width:(width+10)+'px',height:(tipsDiv.offsetHeight-2)+'px',left:x+'px',top:(y-tipsDiv.offsetHeight-11)+'px',backgroundColor:color,filter:'Alpha(Opacity=50)',opacity:'0.7'}, {id:id+'_bg'}));
if(id!='window') {
var arrow = this._create({display:'block',position:'absolute',overflow:'hidden',zIndex:'999',width:'20px',height:'10px',left:(x+20)+'px',top:(y-13)+'px'}, {id:id+'_arrow'});
arrow.appendChild(this._create({display:'block',overflow:'hidden',width:'0px',height:'10px',borderTop:'10px solid '+color,borderRight:'10px solid #fff', borderLeft:'10px solid #fff',filter:'Alpha(Opacity=70)',opacity:'0.8'}));
document.body.appendChild(arrow);
}
//标记已经弹出
this.temp[id] = id;
//如果定时关闭
if(time) { setTimeout(function(){tips.hidden(id);}, time) }
return id;
},
/***
* 隐藏提示
*
* @param string id 要隐藏提示的id,如果要隐藏主窗口提示id为window,如果要隐藏所有提示id为空即可
*/
hidden : function(id)
{
if(!id) { for(var i in this.temp) { this.hidden(i); } return; }
var t = this._get(id+'_text'), d = this._get(id+'_bg'), a = this._get(id+'_arrow');
if(t) { t.parentNode.removeChild(t); }
if(d) { d.parentNode.removeChild(d); }
if(a) { a.parentNode.removeChild(a); }
},
_create : function(set, attr)
{
var obj = document.createElement('div');
for(var i in set) { obj.style[i] = set[i]; }
for(var i in attr) { obj[i] = attr[i]; }
return obj;
},
_get : function(id)
{
return document.getElementById(id);
}
};
window.onload = function(){
tips.show('主窗口提示-绿色-不定时-300像素', null, null, '#009900', 300);
tips.show('表单报错提示-红色-3000毫秒消失-250像素', 'test', 3000, '#ea0000', 250);
}
document.onclick = function(){
tips.hidden();
}
</script> 新鲜出炉的js tips提示效果
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