鼠标经过图片切换效果。

document.writeln("<style> img{border:0px;}</style>");
document.writeln("<div id='bottom_display_c'  style='width:160px;height:248px; left:6px;margin:0 auto;  font-size:13px;BOTTOM: 20px;POSITION:fixed;/**/'>");
document.writeln("<table width='160' height='248' border='0' cellpadding='0' cellspacing='0'>");
document.writeln("<tr><td><img src='02_01.jpg' width='160' height='174' alt='土拍网微信'></td></tr>");
document.writeln("<tr><td><a href='http://imgcache.qq.com/qzone/app/qun/info/add.html#96565038' target='_blank'  title='土拍网投资QQ群'><img src='a11.jpg' onmouseover=\"this.src='a1.jpg'\" onmouseout=\"this.src='a11.jpg'\"  alt='土拍网投资QQ群'></a></td></tr>");
document.writeln("<tr><td ><a href='http://e.weibo.com/u/2817001682'  title='土拍网微博'><img src='a22.jpg' onmouseover=\"this.src='a2.jpg'\" onmouseout=\"this.src='a22.jpg'\"  alt='土拍网微博'></a></td></tr>");
document.writeln("</table></div>");