如题
------解决方案--------------------
<form name=f action=http://www.baidu.com/s target= "_blank ">
<p align= "center "> <img border= "0 " src= "http://www.baidu.com/img/logo-yy.gif " width= "100 ">
<input type=text name=wd size=20 maxlength=100> <br> <br>
<input type=hidden name=cl value=3>
<input type=submit value=百度搜索>
</p>
</form>
------解决方案--------------------
<form action= "http://www.baidu.com/baidu " method=get name= "query " target= "_blank ">
<div align= "left ">
<input name=tn type=hidden value=baidu>
<a href= "http://www.baidu.com/ "> <img src= "images/baidu_logo.gif "
alt= "Baidu " width= "120 " height= "40 " border= "0 " align= "bottom " /> </a>
<input type=text name=word size=15>
<input type= "submit " value= "百 度 搜 索 ">
</div>
</form>