<form name="form" method="post" enctype="multipart/form-data" target="editpost" ID="Form1"><select class="TBGen" name="SelectFile" style="width:200"></select><button onclick="DelFiletoSelect()">删除</button><span id="AffixFile"> <span><input style="width:10" name="affixs" type="file" onpropertychange="AddFiletoSelect(this)"></span></span></form><SCRIPT LANGUAGE="JavaScript"> function AddFiletoSelect(aoFile){ if ((aoFile==null)||(aoFile.value=="")) return; var loOpts = form.SelectFile.options; loOpts[loOpts.length] = new Option(aoFile.value,aoFile.uniqueID); aoFile.parentElement.style.display = "none"; var loObj = document.createElement("span"); loObj.innerHTML = '<input style="width:10" name="affixs" type="file" onpropertychange="AddFiletoSelect(this)">'; AffixFile.insertBefore(loObj); } function DelFiletoSelect(){ loEL = document.all(form.SelectFile.value); if (loEL!=null){ loEL = loEL.parentElement; AffixFile.removeChild(loEL); } var loOpts = form.SelectFile.options; if(loOpts!=null&&loOpts.length>0){ loSel = loOpts[form.SelectFile.selectedIndex] loOpts.removeChild(loSel); } }</SCRIPT>
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