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- var nowid = 0;var extensions = '';function addAttach() {var newnode = $('upload').cloneNode(true);var id = nowid;var tags;newnode.id = 'upload_' + id;tags = newnode.getElementsByTagName('input');for(i = 0;i < tags.length;i++) {if(tags[i].name == 'attach') {tags[i].id = 'attach_' + id;tags[i].name = 'attach';tags[i].onchange = function() {this.form.action = this.form.action.replace(/catid\=\d/, 'catid='+$('catid').value);insertAttach(id)};tags[i].unselectable = 'on';}}tags = newnode.getElementsByTagName('span');for(i = 0;i < tags.length;i++) {if(tags[i].id == 'localfile') {tags[i].id = 'localfile_' + id;}}nowid++;$('attachbody').appendChild(newnode);}function insertAttach(id) {var path = $('attach_' + id).value;if(path == '') {return;}var ext = path.lastIndexOf('.') == -1 ? '' : path.substr(path.lastIndexOf('.') + 1, path.length).toLowerCase();var re = new RegExp("(^|\\s|,)" + ext + "($|\\s|,)", "ig");if(extensions != '' && (re.exec(extensions) == null || ext == '')) {alert('对不起，不支持上传此类文件');return;}var localfile = $('attach_' + id).value.substr($('attach_' + id).value.replace(/\\/g, '/').lastIndexOf('/') + 1);$('localfile_' + id).innerHTML = localfile + ' 上传中...';$('attach_' + id).style.display = 'none';$('upload_' + id).action += '&attach_target_id=' + id;$('upload_' + id).submit();addAttach();}function deleteAttach(attachid, url) {ajaxget(url);$('attach_list_' + attachid).style.display = 'none';}function setConver(attach) {$('conver').value = attach;}addAttach();
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