Progress Bar - Time

by Jason Rose

HTML

<div class="bar" >
 <div id="bar" ></div>
</div>

CSS

.bar {
  width:300px;height:10px;background-Color:white;
}

#bar {
  width:30px;height:10px;background-Color:red;color:white;text-Align:center;
}

JavaScript

function zxcAnimate(mde,obj,srt){
 this.to=null;
 this.obj=typeof(obj)=='object'?obj:document.getElementById(obj);
 this.mde=mde.replace(/\W/g,'');
 this.data=[srt||0];
 return this;
}

zxcAnimate.prototype.animate=function(srt,fin,ms,scale,c){
 clearTimeout(this.to);
 this.time=ms||this.time||0;
 this.neg=srt<0||fin<0;
 this.data=[srt,srt,fin];
 this.mS=this.time*(!scale?1:Math.abs((fin-srt)/(scale[1]-scale[0])));
 this.c=typeof(c)=='string'?c.charAt(0).toLowerCase():this.c?this.c:'';
 this.inc=Math.PI/(2*this.mS);
 this.srttime=new Date().getTime();
 this.cng();
}

zxcAnimate.prototype.cng=function(){
 var oop=this,ms=new Date().getTime()-this.srttime;
 this.data[0]=(this.c=='s')?(this.data[2]-this.data[1])*Math.sin(this.inc*ms)+this.data[1]:(this.c=='c')?this.data[2]-(this.data[2]-this.data[1])*Math.cos(this.inc*ms):(this.data[2]-this.data[1])/this.mS*ms+this.data[1];
 this.apply();
 if (ms<this.mS) this.to=setTimeout(function(){oop.cng()},10);
 else {
  this.data[0]=this.data[2];
  this.apply();
  if (this.Complete) this.Complete(this);
 }
}

zxcAnimate.prototype.apply=function(){
 if (isFinite(this.data[0])){
  if (this.data[0]<0&&!this.neg) this.data[0]=0;
  if (this.mde!='opacity') this.obj.style[this.mde]=Math.floor(this.data[0])+'px';
  else zxcOpacity(this.obj,this.data[0]);
 }
}

function zxcOpacity(obj,opc){
 if (opc<0||opc>100) return;
 obj.style.filter='alpha(opacity='+opc+')';
 obj.style.opacity=obj.style.MozOpacity=obj.style.WebkitOpacity=obj.style.KhtmlOpacity=opc/100-.001;
}


function Bar(o){
 var obj=document.getElementById(o.ID);
 this.oop=new zxcAnimate('width',obj,0);
 this.max=obj.parentNode.offsetWidth;
 this.to=null;
}

Bar.prototype={

 Start:function(sec){
  clearTimeout(this.to);
  this.oop.animate(this.max,0,sec*1000);
  this.srt=new Date();
  this.sec=sec;
  this.Time();
 },

 Time:function(sec){
  var oop=this,sec=this.sec-Math.floor((new Date()-this.srt)/1000);
 // this.oop.obj.innerHTML=sec+' seconds';
  if (sec>0){
  ...