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js实现的修改div里img标签的src属性_javascript技巧
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> <script language="javascript"> function addmethod() { var table=document.getElementById("table"); var tr=table.firstChild.getElementsByTagName("tr")[0]; var arr=tr.getElementsByTagName("td"); for (var i=0;i <style type="text/css"> <!-- #Layer1 { position:absolute; left:221px; top:250px; width:165px; height:114px; z-index:1; visibility:hidden; } --> </style> </head> <body onload="addmethod()"> <table id="table" width="768" border="1"> <tr> <td><img src="http://img.gxlcms.com/3d0a35e6b33a9d192e7db203c30aa82ds.jpg" width="256" height="199" /></td> <td><img src="http://img.gxlcms.com/708_533_e087d36410831754.jpg" width="256" height="199" /></td> <td><img src="http://img.gxlcms.com/4b7c123ed58513a698337860f54dfc8d_m.jpg" width="256" height="199" /></td> </tr> </table> <div id="Layer1"><img id="image"/></div> </body> </html>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]
