wy.js

是一个完整的留言板源代码

var delta=0.15
var collection;
function floaters() {
this.items= [];
this.addItem= function(id,x,y,content)
{
document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute;  width:80px; height:60px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');					
var newItem= {};
newItem.object= document.getElementById(id);
newItem.x= x;
newItem.y= y;
this.items[this.items.length]= newItem;
}
this.play= function()
{
collection= this.items
setInterval('play()',10);
}
}
function play()
{
for(var i=0;i<collection.length;i++)
{
var followObj= collection[i].object;
var followObj_x	= (typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
var followObj_y	= (typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);
if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)) {
var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
followObj.style.left=followObj.offsetLeft+dx;
}
if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
followObj.style.top=followObj.offsetTop+dy;
}
followObj.style.display	= '';
}
}			
var theFloaters= new floaters();
theFloaters.addItem('followDiv1','document.body.clientWidth-198',365,'<font color="#009900" size="2">>&nbsp;<a href=add.asp target="_parent"  title="欢迎您啦" OnMouseOver="playHome()">我要留言</a><br>>&nbsp;<A href="cc.asp" target="_parent" title="速度快呀">简洁显示</A><br>>&nbsp;<A href="bb.asp" target="_parent" title="我的爱好">暖色显示</A><br>>&nbsp;<A href="search.asp" target="_parent" title="慢慢看吧">搜索留言</A></font>');
theFloaters.play();