<form name="form1" method="post" action="admin_gallery_save.asp" onsubmit="return check1();">
<table width="100%">
<tr>
<td>
<strong>图片地址：</strong>请先设定图片的数目，然后点"设定" <input type="text" name="upcount" value="20" size=5>
<input type="button" name="Button" onclick="setid();" value="设定" class=a1>
<select name="class_name1" id="class_name1" onChange="changeclass()">  
        <option value="/Star/StarWorld">明星魅力</option>
        <option value="/Cartoon/CartoonGame">动漫游戏</option>
        <option value="/Design/Design">设计素材</option>
        <option value="/Nature/Landscape">自然风光</option>
        <option value="/Animal/Animal">动物植物</option>
        <option value="/Others/Others">综合壁纸</option>
</select>
</td>
</tr>
<tr><td id="upid" ></td></tr>
</table>
</form>


<Script language="JavaScript">
function changeclass(){
       var folder = $("class_name1").options[$("class_name1").options.selectedIndex].value
       var inputs = $("upid").getElementsByTagName("input")
       for (var i = 0 ; i < inputs.length ; i++ ) if (inputs[i].type == "text") setvalue(inputs[i] , inputs[i].value)
}

function setvalue(el , value){
       if (value.length == 0) return;
       var folder = $("class_name1").options[$("class_name1").options.selectedIndex].value
       if (value.indexOf("/")>-1)       el.value = folder + "/" +value.split("/")[value.split("/").length-1]
       else el.value = folder + "/" + value
}
function setid(){
  str='';
  if(!window.form1.upcount.value)
   window.form1.upcount.value=1;
   for(i=1;i<=window.form1.upcount.value;i++)
     str+=+i+'.缩图: <input type="text" id = "small_pic_'+i+'" name="imagethumbsurl" size=53> 原图: <input type="text" id="big_pic_'+i+'" name="imageurl" size=53><textarea name="imageintro" style="display:none;" cols=22 rows=1></textarea> <input type="button" id="brower_'+i+'" value="浏览" onclick="getfile()"><br>';
  window.upid.innerHTML=str+'';
}


function $(el){return document.getElementById(el);}
function getfile(){
       var el = event.target || event.srcElement;
       var id = el.id.split("_")[1]
       var t=document.createElement('input');
       t.id = "temp_file"
       t.type = "file"
       t.style.display='none';
       t.onchange = function(){
              var file = t.value.split("Desktop\\");
              setvalue ($("big_pic_"+id) , file[file.length-1])
              setvalue ($("small_pic_"+id) , file[file.length-1].split(".").join("_s.") )
              //$("big_pic_"+id).value = file[file.length-1];
              //$("small_pic_"+id).value = $("big_pic_"+id).value.split(".").join("_s.")
              document.body.removeChild(t);
       }
       document.body.appendChild(t);
       t.click();
}
</script>