图片显示文字效果

<p align="center"><font color="#0000ff">把鼠标悬停到图片上看效果</font></p>
<div align="center">
<center>
<p><font color="#ff0000">看看一般的提示框:</font><br><br>
<a href="#" title="欢迎大家学习这门语言"><img src="javascript.gif" border=0></a>
</p>
</center>
</div>
<p align="center"><font color="#ff0000">再看看特殊的提示框:</font>
</p>
<p align="center"><a href="#" onMouseOver="showtip('优秀的出版社，为读者尽心编写的一本书!')" onMouseOut="hidetip()"><img src="javascript_1.gif" border=0></a><br>
</p><font style="font-size: 9pt;">
<div ID="tip" style="position:absolute;visibility:hidden;width:160px;background-color:eedddd;height:19px;left:77px;top:96px">
</div>
<SCRIPT language=JavaScript>
<!--
function showtip(text)
{
if(document.all)
{
document.all.tip.innerHTML=text
document.all.tip.style.pixelLeft=event.clientX+document.body.scrollLeft+10
document.all.tip.style.pixelTop=event.clientY+document.body.scrollTop+10
document.all.tip.style.visibility="inherit"
}
}
function hidetip()
{
if(document.all)
document.all.tip.style.visibility="hidden"
}
//-->
</script></font>