JavaScript依据数据生成百分比图和柱状图 _JavaScript

JavaScript根据数据生成百分比图和柱状图
<HTML>
<head>
<title>JS百分比图和柱状图</title> 
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a:hover {color:maroon} 
h2 {color:#006600; 
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h3 {color:#006600; 
       margin-top: 6pt; 
       margin-bottom: 3pt} 
h4 {color:#006600; 
       font-family: Arial; 
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       margin-top: 3pt; 
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h5 {color:#006600; 
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p  {margin-top: 0pt; 
       margin-bottom: 12pt} 

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</head> 
<BODY text="#000000" bgcolor="#FFFFFF" link="#006600" vlink="#006600" leftmargin=6 topmargin=6> 
<style> p.Chart {font-size:8pt; font-family:"Times"; color:black; text-align:right; } </style> 
<div style='margin-top:12pt; position:relative; '> 
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 <p class=Chart style='position:absolute;left:225.5pt;top:310.4pt;width:198.5pt;height:5.6pt;color:"#008000";font-family:"Arial";'>Random numbers drawn as a simple pie</p> 
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 <p class=Chart style='position:absolute;left:315.9pt;top:127.3pt;width:39.3pt;height:5.6pt; text-align=left; '>One: 30</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#AA5555" path="M 2245 1629 AE 2245 1629 791 791 -9201254 5662310 X E" /> 
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  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 3139 1329 M 2131 2532 L 2156 2336 E "/> 
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 <p class=Chart style='position:absolute;left:171.9pt;top:249.6pt;width:39.6pt;height:5.6pt;'>Two: 18</p> 
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  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 2115 2552 M 1350 1723 L 1546 1694 E "/> 
 </v:shape> 
 <p class=Chart style='position:absolute;left:83.5pt;top:168.7pt;width:49.9pt;height:5.6pt;'>Three: 13</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#8BC58B" path="M 2193 1535 AE 2193 1535 791 791 -16121856 2831155 X E" /> 
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  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 1334 1743 M 1544 898 L 1685 1037 E "/> 
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 <p class=Chart style='position:absolute;left:116.3pt;top:86.2pt;width:36.5pt;height:5.6pt;'>Four: 9</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#C080C0" path="M 2250 1590 AE 2250 1590 791 791 -17694720 1572864 X E" /> 
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 <p class=Chart style='position:absolute;left:174.1pt;top:66.4pt;width:30.4pt;height:5.6pt;'>Five: 5</p> 
</v:group></div>  
<html> 
<head> 
</head> 

<script language=JavaScript> 
function displayTitle( title ) 
{ 
   document.write("<center><i>" + title + "</i></center><br>"); 
} 

function generateRandomNumber(num) { 
  return Math.round( Math.random() * (num - 1) ) + 1; 
} 

function plottablehead(  val ) 
{ 
   document.writeln("<table border = 0 bgcolor = black width = 10 height = 10 cellpadding = 0 cellspacing = 0>"); 
   document.write("<tr> <i>" + val + "</i>"); 
} 

function plottabletail() 
{ 
  document.write("</tr></table><br>"); 
} 

function plotcolor(d, clr) 
{ 
    for(i=1;i<=d;i++){ 
  document.write("<td bgcolor = " + clr + ">   </td>"); 
 } 
} 

function setColor(foreground,background) 
{ 
  document.fgColor=foreground; 
  document.bgColor=background; 
} 

setColor("orange","black"); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "red"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "blue"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "green"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "yellow"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "gray"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "midnightblue"); 
plottabletail(); 
//--> 
</script> 
</head> 
</body> 
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