很強的頁面Loading載入效果

2024-09-05 12:22:25

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從老外網站挖下來的，一個實用的頁面LOADING……載入效果，用的JS比較多，當然有些是為了能夠演示看到效果而故意加上去的，實際應用中你可以研究一下去掉這些效果，那才是真正的LOADING。

<html><head><title>EasyScript - Exemple</title><SCRIPT LANGUAGE="JavaScript">window.defaultStatus="LoadingBar";</SCRIPT><STYLE TYPE="text/css">BODY {scrollbar-face-color: #0069B3; scrollbar-shadow-color: #000000;scrollbar-highlight-color: #FFFFFF;scrollbar-3dlight-color: #000000; scrollbar-darkshadow-color: #000000; scrollbar-track-color: #0069B3; scrollbar-arrow-color: #FFCC00;}</STYLE><style type="text/css">#divLoadCont {position:absolute; z-index:500; left:0px; top:0px; width:100%; height:98%; clip:rect(0px 100% 100% 0px); background-color:#0069B3; layer-background-color:#ffffff;}#divLoad1    {position:absolute; layer-background-color:silver; background-color:#EEEEEE;}#divLoad2    {position:absolute; left:0px; top:0px; layer-background-color:navy; background-color:#DCDCDC;}#divLoadText {position:absolute; background-color:transparent; font-family:courier new,verdana,arial,helvetica,sans-serif; font-weight:bold; color:#0069B3; font-size:18px;} </style><script language="JavaScript" type="text/javascript">function lib_bwcheck(){ //Browsercheck (needed)	this.ver=navigator.appVersion	this.agent=navigator.userAgent	this.dom=document.getElementById?1:0	this.opera5=this.agent.indexOf("Opera 5")>-1	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; 	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;	this.ie4=(document.all && !this.dom && !this.opera5)?1:0;	this.ie=this.ie4||this.ie5||this.ie6	this.mac=this.agent.indexOf("Mac")>-1	this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; 	this.ns4=(document.layers && !this.dom)?1:0;	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)	return this}var bw=new lib_bwcheck()numImages = 20loaderWidth = 250var px = bw.ns4||window.opera?"":"px";currentImg = 0function lib_doc_size(){   this.x=0;this.x2=bw.ie && document.body.offsetWidth-20||innerWidth||0;  this.y=0;this.y2=bw.ie && document.body.offsetHeight-5||innerHeight||0;  if(!this.x2||!this.y2) return message('Document has no width or height')   this.x50=this.x2/2;this.y50=this.y2/2;  return this;}//Lib objects  ********************function lib_obj(obj,nest){   nest=(!nest) ? "":'document.'+nest+'.'  this.evnt=bw.dom? document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+"document.layers." +obj):0;	  this.css=bw.dom||bw.ie4?this.evnt.style:this.evnt;   this.ref=this.css  this.w=this.evnt.offsetWidth||this.css.clip.width||    this.ref.width||this.css.pixelWidth||0;   return this}//Moving object to **************lib_obj.prototype.moveIt = function(x,y){  this.x=x; this.y=y; this.css.left=x+px; this.css.top=y+px;}//Clipping object to ******lib_obj.prototype.clipTo = function(t,r,b,l,setwidth){   this.ct=t; this.cr=r; this.cb=b; this.cl=l  if(bw.ns4){    this.css.clip.top=t;this.css.clip.right=r    this.css.clip.bottom=b;this.css.clip.left=l  }else{    if(t<0)t=0;if(r<0)r=0;if(b<0)b=0;if(b<0)b=0    this.css.clip="rect("+t+"px "+r+"px "+b+"px "+l+"px)";    if (setwidth){		this.css.pixelWidth = r;		this.css.pixelHeight = b;		this.css.width = r+px; 		this.css.height = b+px;	}  }}var oLoad2function startLoading(){  page = new lib_doc_size()  oLoadCont = new lib_obj('divLoadCont')  oLoad = new lib_obj('divLoad1','divLoadCont')  oLoad2 = new lib_obj('divLoad2','divLoadCont.document.divLoad1')  oLoadText = new lib_obj('divLoadText','divLoadCont.document.divLoad1')  oLoad.moveIt(page.x50-loaderWidth/2,page.y50-20)  oLoadText.moveIt(loaderWidth/2 - oLoadText.w/2,10)  oLoad.clipTo(0,loaderWidth,40,0,1)  oLoad2.per = loaderWidth/numImages}function loadIt(ok){  currentImg ++  if (oLoad2) oLoad2.clipTo(0,oLoad2.per*currentImg,40,0,1)  if (!ok){    oLoadCont.css.visibility = "hidden"    oLoadCont = null;	oLoad1 = null;	oLoad2 = null;  }}function loadIt_display(ok){  currentImg ++  if (oLoad2) oLoad2.clipTo(0,oLoad2.per*currentImg,40,0,1)  if (currentImg<=numImages) setTimeout("loadIt_display(1)",200)  else{    oLoadCont.css.visibility = "hidden"  }}</script></head><body bgcolor="#0069B3"><div   class="rznt9dz"   id="divLoadCont">  <div   class="plxdr3x"   id="divLoad1">    <div   class="j9b1zvp"   id="divLoad2"></div><br>    <div   class="7nbfjf3"   id="divLoadText">Loading...</div>  </div></div><script>startLoading()loadIt_display(1) </script></body></html>

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