JS网页图片查看器(兼容IE、FF)可控制图片放大缩小移动

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我是靠谱客的博主魁梧小蜜蜂，这篇文章主要介绍JS网页图片查看器(兼容IE、FF)可控制图片放大缩小移动，现在分享给大家，希望可以做个参考。

修正了网上其它版本的一些错误。完美无错版

<html> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 
<title>JS网页图片查看器－可控制图片放大缩小还原移动效果</title> 
<META HTTP-EQUIV="imagetoolbar" CONTENT="no"> 
<style type="text/css"> 
body { font-family: "Verdana", "Arial", "Helvetica", "sans-serif"; font-size: 12px; line-height: 180%; } 
td { font-size: 12px; line-height: 150%; } 
</style> 
 
 
<style type="text/css"> 
 
</style> 
</head> 
<body leftmargin="0" topmargin="0" marginwidth="0" marginheight="0" oncontextmenu="return false" ondragstart="return false" onselectstart ="return false" onselect="document.selection.empty()" oncopy="document.selection.empty()" onbeforecopy="return false" onmouseup="document.selection.empty()" style="overflow-y:hidden;overflow-x:hidden;"> 
<div id="Layer1"> 
<table border="0" cellspacing="2" cellpadding="0"> 
<tr> 
<td> </td> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/up.gif" width="20" height="20" style="cursor:hand" onClick="clickMove('up')" title="向上"></td> 
<td> </td> 
</tr> 
<tr> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/left.gif" width="20" height="20" style="cursor:hand" onClick="clickMove('left')" title="向左"></td> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/zoom.gif" width="20" height="20" style="cursor:hand" onClick="realsize();" title="还原"></td> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/right.gif" width="20" height="20" style="cursor:hand" onClick="clickMove('right')" title="向右"></td> 
</tr> 
<tr> 
<td> </td> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/down.gif" width="20" height="20" style="cursor:hand" onClick="clickMove('down')" title="向下"></td> 
<td> </td> 
</tr> 
<tr> 
<td> </td> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/zoom_in.gif" width="20" height="20" style="cursor:hand" onClick="bigit();" title="放大"></td> 
<td> </td> 
</tr> 
<tr> 
<td> </td> 
<td><img src="//file2.kaopuke.com:8081/files_image/201804/zoom_out.gif" width="20" height="20" style="cursor:hand" onClick="smallit();" title="缩小"></td> 
<td> </td> 
</tr> 
</table> 
</div> 
<p>
 
<div id='hiddenPic' style='position:absolute; left:0px; top:0px; width:0px; height:0px; z-index:1; visibility: hidden;'><img name='images2' src='//images.uoften.com/file_images/201804/760-480bsx.jpg' border='0'></div> 
<div id='block1' onmouseout='drag=0' onmouseover='dragObj=block1; drag=1;' style='z-index:10; height: 0; left: 0px; position: absolute; top: 0px; width: 0' class="dragAble"> <img name='images1' src='//images.uoften.com/file_images/201804/760-480bsx.jpg' border='0'></div> 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]