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📁 javascript各种效果的实例及源代码
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<html>
<head>
<title>按钮驱动背景变化</title>
<style type="text/css">
<!--
body {  font-family: "宋体"; font-size: 9pt; margin-top: 0px; margin-left: 4px; margin-right: 0px}
A { COLOR: black; FONT-SIZE: 13px; FONT-WEIGHT: 400; TEXT-DECORATION: none }
 A:hover { COLOR: red; FONT-SIZE: 13px; FONT-WEIGHT: 400; TEXT-DECORATION: underline }
a:active     { font: 9pt "宋体"; cursor: hand; color: #FF0033 }
--></style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="#fef4d9">
<br>
<br>
<center><font color=red face="隶书" size=6>按钮驱动背景变化</font></center>
<br>
<center>
<table border=5 bordercolor=blue borderlight=green>
<tr><td align=center><font size=5 color=red face="Arial, Helvetica, sans-serif"><strong>下面框中为脚本显示区</strong></font></td></tr>
<tr><td align=center height=80>
<script language="JavaScript">
var COLOR = 999999
var woot = 0
function stoploop()
{
	document.bgColor = '#336699';
	clearTimeout(loopID);
}
function loopBackground()
{
	if (COLOR > 0)
	{
		document.bgColor = '#' + COLOR
		COLOR -= 111111
		loopID = setTimeout("loopBackground()",1)
	}
	else
	{
		document.bgColor = '#336699'
		woot += 10
		COLOR = 999999
		COLOR -= woot
		loopID = setTimeout("loopBackground()",1)
  }
}
</script> 
　<input type="button" value="开始背景变化" onClick="loopBackground()"><br>
　<input type="button" value="结束背景变化" onClick="stoploop()">
</td></tr></table></center>
<br>
<br>
<center>

<SCRIPT LANGUAGE="JavaScript">

<!-- hide
function goHist(a)
{
   history.go(a);
}
//-->
</script>
<FORM METHOD="post">
<INPUT TYPE="button" VALUE="返回" onClick="goHist(-1)" style="background-color: #8000FF; color: rgb(255,255,255)">
</form>
</center>
<br>
<center>
<textarea name=source rows=12 cols=55 class=yk9>
脚本说明：
把如下代码加入<body>区域中:
<script language="JavaScript">
var COLOR = 999999
var woot = 0
function stoploop()
{
	document.bgColor = '#336699';
	clearTimeout(loopID);
}
function loopBackground()
{
	if (COLOR > 0)
	{
		document.bgColor = '#' + COLOR
		COLOR -= 111111
		loopID = setTimeout("loopBackground()",1)
	}
	else
	{
		document.bgColor = '#336699'
		woot += 10
		COLOR = 999999
		COLOR -= woot
		loopID = setTimeout("loopBackground()",1)
  }
}
</script> 
<input type="button" value="Start bgColor WARP" onClick="loopBackground()"><br>
<input type="button" value=" Stop bgColor WARP" onClick="stoploop()">
</textarea>
<br>
<br>
</body>
</html>
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