如何在JS中给图片添加链接啊

Question

想给<img src="http://www.dshyuan.com/plus/js/notebook.gif"  border="0" >这个图片加上链接http://www.dshyuan.com/plus/guestbook.php
如何加啊，用<a href ></a>加不上啊代码为lastScrollY=0;
function heartBeat(){ 
var diffY;
if (document.documentElement && document.documentElement.scrollTop)
    diffY = document.documentElement.scrollTop;
else if (document.body)
    diffY = document.body.scrollTop
else
    {/*Netscape stuff*/}
    
//alert(diffY);
percent=.1*(diffY-lastScrollY); 
if(percent>0)percent=Math.ceil(percent); 
else percent=Math.floor(percent); 
document.getElementById("lovexin12").style.top=parseInt(document.getElementById("lovexin12").style.top)+percent+"px";lastScrollY=lastScrollY+percent; 
//alert(lastScrollY);
}suspendcode12="<DIV id=\"lovexin12\" style='left:22px;POSITION:absolute;TOP:100px;z-index:100'>";
var recontent='<table align="left" style="margin-left:22px;width:90px" border="0" cellpadding=0 cellspacing=0 height="32">' + 
'<tr>' + 
'<td style="padding:0;font-size:13px" height="32" ><table style="width:90px" border="0" cellspacing="0" cellpadding="0" height="1">' + 
'<tr>' + 
'<td style="padding:0;font-size:13px; background:none" height="20"><img src="http://www.dshyuan.com/plus/js/notebook.gif"  border="0" ></td>' + 
'</tr>' + 
'<!--end-->' + 
'</table></td>' + 
'</tr>' + 
'</table></td>' + 
'</tr>' + 
'</table>' + document.write(suspendcode12); 
document.write(recontent); 
document.write("</div>"); 
window.setInterval("heartBeat()",1);
function far_close()
{
document.getElementById("lovexin12").innerHTML="";
}function setfrme()
{
var tr=document.getElementById("lovexin12");
var twidth=tr.clientWidth;
var theight=tr.clientHeight;
var fr=document.getElementById("frame55la");
fr.width=twidth-1;
fr.height=theight-30;
}
//setfrme()

Answer 1

<td style="padding:0;font-size:13px; background:none" height="20"> 
<a href="#"><img src="http://www.dshyuan.com/plus/js/notebook.gif"  border="0" ></a></td>

Answer 2

<td style="padding:0;font-size:13px; background:none" height="20"> 
<a href="http://www.dshyuan.com/plus/guestbook.php"><img src="http://www.dshyuan.com/plus/js/notebook.gif"  border="0" ></a></td>
或者
<td style="padding:0;font-size:13px; background:none" height="20"> 
<img src="http://www.dshyuan.com/plus/js/notebook.gif"  border="0" onclick="javascript:window.location.href='http://www.dshyuan.com/plus/guestbook.php';"></td>