使用Flash DownLoad编写采集器(之突破防盗连下载音(2)

  fontSize = Math.ceil(height/2)+1;

  font_bt = "<table width=100% height=100% cellpadding=0 cellspacing=0 style='font:bold "+fontSize+"px Arial;color:"+bgColor+";text-align:center;vertical-align:center;'><tr><td>"+parseInt(percent*100)+" %</td></tr></table>";
  font_ft = "<table width=100% height=100% cellpadding=0 cellspacing=0 style='font:bold "+fontSize+"px Arial;color:"+fgColor+";text-align:center;vertical-align:center;'><tr><td>"+parseInt(percent*100)+" %</td></tr></table>";

  squares = "";
  for(var i=0;;i++){
    var left = width-2-i*(height/2+1);
    //alert(left);
    if(left>=height/2+1){
      squares += "<span style='background-color:"+fgColor+";width:"+height/2+"px;height:"+(height-2)+";margin-right:1px;'></span>";
    }
    else if(left>=1){
      squares += "<span style='background-color:"+fgColor+";width:"+left+"px;height:"+(height-2)+";margin:0px;'></span>";
    }
    else
      break;
  }

  //position:absolute;
  str  = "<span id=progress_bg style='width:"+width+"px;height:"+height+"px;background-color:"+bgColor+";border:1px solid;border-color:"+borderColor+"'>"; //"+fgColor+" #transparent
  str += "  <span id=progress_fg style='position:absolute;width:100%;height:100%;clip:rect(0,"+parseInt(percent*100)+"%,100%,0);background-color:"+fgColor+";font-size:0px;line-height:0px;'>";
  str +=      squares;
  str += "  </span>";
  str += "  <span id=progress_bt style='position:absolute;z-index:8;width:100%;height:100%;background-color:#transparent;clip:rect(0,"+parseInt(percent*100)+"%,100%,0);text-align:center;'>";
  str +=      font_bt;
  str += "  </span>";
  str += "  <span id=progress_ft style='position:absolute;z-index:9;width:100%;height:100%;background-color:#transparent;clip:rect(0,100%,100%,"+parseInt(percent*100)+"%);text-align:center;'>";
  str +=      font_ft;
  str += "  </span>";
  str += "</span>";

  document.write(str);