使用Flash DownLoad编写采集器(之突破防盗连下载音乐文件)第1/4页


答案：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> 
<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gbk"> 
<title>Flash DownLoad 下载控件示例</title> 
<meta name="MSSmartTagsPreventParsing" content="TRUE"> 
<meta http-equiv="MSThemeCompatible" content="Yes"> 
<style type="text/css"> 
body { 
scrollbar-base-color: #F5FBFF; 
scrollbar-arrow-color: #86B9D6; 
font: 12px Tahoma, Verdana; 
background-color: #FFFFFF; 
color: #333333; 
} 
table { 
font: 12px Tahoma, Verdana; 
color: #333333; 
empty-cells: show; 
border-collapse: separate !important; 
border-collapse: collapse; 
} 
input, select, textarea { 
font: 12px Tahoma, Verdana; 
color: #333333; 
font-weight: normal; 
background-color: #F5FBFF; 
border: 1px solid #7AC4EA; 
} 
input { 
height: 21px; 
} 
a { 
text-decoration: none; 
color: #154BA0; 
} 
a:hover { 
text-decoration: underline; 
} 
.checkbox, .radio { 
border: 0px; 
background: none; 
vertical-align: middle; 
height: 16px; 
} 
</style> 
</head> 
<BODY> 
<Script Language="JavaScript"> 
/******************************************************** 
* ProgressBar class 
* @author null 
* @param width - width of progress bar 
* @param height - height of progress bar 
* @param fgColor - fgColor of progress bar 
* @param bgColor - bgColor of progress bar 
* @param borderColor - borderColor of progress bar 
          the rule is the same border-color of CSS 
/********************************************************/ 
function ProgressBar(width,height,fgColor,bgColor,borderColor){ 

  if(borderColor==undefined){ 
    bgColor = "threedlightshadow"; 
    fgColor = "highlight"; 
    borderColor =  "buttonshadow window window buttonshadow"; 
  } 
  else if(borderColor==undefined&&fgColor==undefined&&bgColor==undefined){ 
    bgColor = "threedlightshadow"; 
    fgColor = "highlight"; 
    borderColor =  "buttonshadow window window buttonshadow"; 
  } 

  percent  = 0.0; //initialize to zero 
  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);
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