📄 shu1.htm

📁 javascript各种效果的实例及源代码
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<html>
<head>
<title>图片跟随鼠标</title>
<style type="text/css">
<!--
body {  font-family: "宋体"; font-size: 9pt; margin-top: 0px; margin-left: 0px; margin-right: 0px}
A { COLOR: black; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: none }
 A:hover { COLOR: red; FONT-SIZE: 9pt; 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">
<SCRIPT LANGUAGE="JavaScript">
	var newtop=0
	var newleft=0
	if (navigator.appName == "Netscape") {
		layerStyleRef="layer.";
		layerRef="document.layers";
		styleSwitch="";
		}
		else
		{
		layerStyleRef="layer.style.";
		layerRef="document.all";
		styleSwitch=".style";
		}

	function doMouseMove() {

		layerName = 'iit'

		eval('var curElement='+layerRef+'["'+layerName+'"]')
		eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"')
		eval('curElement'+styleSwitch+'.visibility="visible"')
		eval('newleft=document.body.clientWidth-curElement'+styleSwitch+'.pixelWidth')
		eval('newtop=document.body.clientHeight-curElement'+styleSwitch+'.pixelHeight')
		eval('height=curElement'+styleSwitch+'.height')
		eval('width=curElement'+styleSwitch+'.width')
		width=parseInt(width)
		height=parseInt(height)
		if (event.clientX > (document.body.clientWidth - 5 - width))
		{
		newleft=document.body.clientWidth + document.body.scrollLeft - 5 - width
		}
		else
		{
		newleft=document.body.scrollLeft + event.clientX
		}
		eval('curElement'+styleSwitch+'.pixelLeft=newleft')

		if (event.clientY > (document.body.clientHeight - 5 - height))
		{
		newtop=document.body.clientHeight + document.body.scrollTop - 5 - height
		}
		else
		{
		newtop=document.body.scrollTop + event.clientY
		}
		eval('curElement'+styleSwitch+'.pixelTop=newtop')
}

	document.onmousemove = doMouseMove;

</SCRIPT>
</head>
<body bgcolor="#fef4d9">
<script language="javascript">
	if (navigator.appName == "Netscape") {

	}
	else
	{
		document.write('<div ID=OuterDiv>')
		document.write('<img ID=iit src="shu.gif" STYLE="position:absolute;TOP:0pt;LEFT:0pt;width=103;height=28;Z-INDEX:2;visibility:hidden;">')
		document.write('</div>')
	}
</script>
<br>
<br>
<center><font color=red face="隶书" size=6>图片跟随鼠标</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>看到效果显示了吧!</strong></font></td></tr>
</table></center>
   
<br>
<br>
<center>
<textarea name=source rows=12 cols=45 class=yk9>
脚本说明:
第一步:把如下代码加入<body>区域中
<SCRIPT LANGUAGE="JavaScript">
	var newtop=0
	var newleft=0
	if (navigator.appName == "Netscape") {
		layerStyleRef="layer.";
		layerRef="document.layers";
		styleSwitch="";
		}
		else
		{
		layerStyleRef="layer.style.";
		layerRef="document.all";
		styleSwitch=".style";
		}

	function doMouseMove() {

		layerName = 'iit'

		eval('var curElement='+layerRef+'["'+layerName+'"]')
		eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"')
		eval('curElement'+styleSwitch+'.visibility="visible"')
		eval('newleft=document.body.clientWidth-curElement'+styleSwitch+'.pixelWidth')
		eval('newtop=document.body.clientHeight-curElement'+styleSwitch+'.pixelHeight')
		eval('height=curElement'+styleSwitch+'.height')
		eval('width=curElement'+styleSwitch+'.width')
		width=parseInt(width)
		height=parseInt(height)
		if (event.clientX > (document.body.clientWidth - 5 - width))
		{
		newleft=document.body.clientWidth + document.body.scrollLeft - 5 - width
		}
		else
		{
		newleft=document.body.scrollLeft + event.clientX
		}
		eval('curElement'+styleSwitch+'.pixelLeft=newleft')

		if (event.clientY > (document.body.clientHeight - 5 - height))
		{
		newtop=document.body.clientHeight + document.body.scrollTop - 5 - height
		}
		else
		{
		newtop=document.body.scrollTop + event.clientY
		}
		eval('curElement'+styleSwitch+'.pixelTop=newtop')
}

	document.onmousemove = doMouseMove;

</SCRIPT>
第二步:把如下代码加入<body>区域中
<script language="javascript">
	if (navigator.appName == "Netscape") {

	}
	else
	{
		document.write('<div ID=OuterDiv>')
		document.write('<img ID=iit src="image1.gif" STYLE="position:absolute;TOP:0pt;LEFT:0pt;width=103;height=28;Z-INDEX:2;visibility:hidden;">')
		document.write('</div>')
	}
</script>
</textarea>
<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>
<br>
</body>
</html>
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