请教javascript联动问题
搜索条件有两个 
 如果是题目,内容,作者(select),select框的右边是一个   text 
 如果是日期,select框   右边是   text+img   ~   text+img(img触发   选择日期的新窗口)     
  <select   name= "SEARCH_CODE "   onChange= "javascript:searchType(); ">  
  <option   value= "1 "> 题目 </option>  
  <option   value= "2 "> 作者 </option>  
  <option   value= "3 "> 内容 </option>  
  <option   value= "4 "> 分类 </option>  
  <option   value= "5 "> 日期 </option>  
  </select>       
 1~4   显示这个    
  <input   name= "SEARCH_CONTENT "   type= "text "   size= "50 "   value= " ">  
 5   显示下面 
  <input   name= "START_DATE "   type= "text "   value= " <%=dftEvalDate   %>  "〉 
  <a   href= "javascript:setStartDate(); ">  
        <img   src= "/epm/images2/button/btnpop_calendar.gif "   width= "27 "height= "20 "   border= "0 "   align= "absmiddle ">  
  </a>  
  <input   name= "END_DATE "   type= "text "   value= " <%=dftEvalDate   %>  "   >                                   <a   href= "javascript:setEndDate(); ">  
           <img   src= "/epm/images2/button/btnpop_calendar.gif "   width= "27 "   height= "20 "   border= "0 "   align= "absmiddle ">  
  </a>    
 select和text要在同一行 
------解决方案--------------------写了一段,L@_@K!   
  <html xmlns= "http://www.w3.org/1999/xhtml ">  
   <head>  
    <title>  new document  </title>  
    <meta name= "generator " content= "editplus " />  
    <script type= "text/javascript ">  
  <!-- 
 function searchType(strValue) 
 { 
     switch (parseInt(strValue)) 
     { 
         case 1: 
         case 2: 
         case 3: 
         case 4: 
             document.all.s1.style.display =  "inline "; 
             document.all.s2.style.display =  "none ";               
             break; 
         case 5: 
             document.all.s1.style.display =  "none "; 
             document.all.s2.style.display =  "inline "; 
             break; 
     } 
 } 
 //-->  
  </script>  
   </head>    
   <body>  
  <select name= "SEARCH_CODE " SIZE= "1 " onchange= "javascript:searchType(this.value); ">  
      <option value= "0 " selected> 请选择 </option>  
      <option value= "1 "> 题目 </option>  
      <option value= "2 "> 作者 </option>  
      <option value= "3 "> 内容 </option>  
      <option value= "4 "> 分类 </option>  
      <option value= "5 "> 日期 </option>  
  </select>  
  <span id= "s1 " style= "display: none ">  <input name= "SEARCH_CONTENT " type= "text " size= "50 " value= " ">  </span>  
  <span id= "s2 " style= "display: none ">  
  <input name= "START_DATE " type= &