代码如下：
    <input type="text" name="htmer" size="20" style="background-image:url('htmer.jpg')">
    上面的代码中htmer.jpg即为图片的路径，换上你所需要的图片路径即可。
 
网站设计的源码：
< tr > 
                     < td >　 </td> 
                 </tr> 
             </table> 
             < table  width ="958"  height ="30"  border ="0"  cellpadding ="0"  cellspacing ="0"  background ="images/bj.bmp" > 
                 < tr > 
                     < td  align ="center"  valign ="top" > 
       < table  width ="727"  height ="40"  border ="0"  cellpadding ="0"  cellspacing ="0" > 
                     < form  name ="form1"  method ="get"  action ="index.asp"  onSubmit ="return Validator.Validate(this,2)" > 
                         < tr > 
                             < td  height ="35"  width ="100" >    
         < input  name ="keyword"  type ="text"  style ="background-image:url('liuyanbj.jpg')"     class ="form2"  id ="keyword" <% If trim(request.QueryString("keyword"))< >"" Then  %>value=" < %= trim(request.QueryString("keyword")) % >" < % Else % > 
value=""  < % End If % > 
size="35" dataType="Require"    msg="产品名称不能为空！"> </td> 
                             < td > < input  type ="image"  src ="images/searchbox.gif" > </td> 
                             < td  width ="100%"  height ="30" > < strong >  < font  color ="#FFFF00"  face ="华文宋体"  size ="4" >热门关键词 </font> </strong> < font  size ="4"  color ="#FFFF00" >： </font> < font  color ="#CC0099" > < a  href ="index.asp?keyword=瓷器" > < font  size ="4"  color ="#FFFF00" >瓷器 </font> </a> </font> < font  size ="4" > < font  color ="#FFFF00" >     
        |     
         </font> 
         < font  color ="#CC0099" >  < a  href ="index.asp?keyword=水晶" > 
         < font  color ="#FFFF00" >水晶 </font> </a> < font  color ="#FFFF00" >|  
         </font> 
         < a  href ="index.asp?keyword=时钟" > < font  color ="#FFFF00" >时钟 </font> </a> < font  color ="#FFFF00" > |  
         </font> 
         </font> 
         </font> 
         < a  type ="url"  href ="index.asp?keyword=%CF%E3%CB%AE%C6%BF" > 
         < font  size ="4"  color ="#FFFF00" >香水瓶 </font> </a> </td> 
                         </tr> 
                     </form> 
                 </table> </td> 
                 </tr> 
</table>