html中js增加删除行

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <TITLE> 添加删除行 附件数量 </TITLE> <META NAME="Generator" CONTENT="EditPlus"> <META NAME="Author" CONTENT=""> <META NAME="Keywords" CONTENT=""> <META NAME="Description" CONTENT=""> </HEAD> <BODY> <tr><td class='FP_th'><label>附件:</label></td> <td colspan=3 ><table cellspacing='0' cellpadding='0' border='0' id="Remark1fileTable" width="100%"> <tr><td class='FP_content'><input type="file" name="Remark1" id="Remark1" class='ENERGY_inputField' contenteditable="false" onchange="checkfile(this);" /> <input type="button" value="zengjia" onclick="AddRow();"/> <input type="button" value="清除" onclick="ClearValue(0);"/> </td></tr></table></td></tr> </BODY> </HTML> <mce:script language="javascript"><!-- var oNewCell1,oNewCell2; var i = 0,j = 1,k = 0; var oNewRow; function AddRow(){ i = document.all.Remark1fileTable.rows.length; if(i>=(6)){ alert("附件数量不能超过6个"); } else{ oNewRow = document.all.Remark1fileTable.insertRow(i); oNewRow.id = "fileRow_"+j; oNewCell2 = document.all.Remark1fileTable.rows.insertCell(0); oNewCell2.className = "FP_content"; var key = "fileRow_"+j; oNewCell2.innerHTML ="<input type='file' name='Remark1_"+j+"' id='Remark1_"+j+"' class='ENERGY_inputField' contenteditable='false' onChange='return checkfile(this);'> <input type=button name=Del" + j + " value='删除'"+"onClick='DelCurrentRow(\""+key+nbsp<input type='button' value='清除' onclick='ClearValue(\""+j+j++; } function DelCurrentRow(j){ with(document.all.Remark1fileTable){ for (var i=0;i<rows.length;i++){ if (rows.id == j){ deleteRow(i)function ClearValue(j){ var filename = "Remark1_"+j; if (j==0){ filename = "Remark1"; } var obj = document.getElementById(filename); obj.outerHTML = obj.outerHTML; document.getElementById(filename).value=""; } function checkfile(obj){ var localurl=obj.value; var t2 = localurl.lastIndexOf("."); if(t2 >= 0 && t2 < localurl.length){ var filetype = localurl.substring(t2+1,localurl.length); alert("file type is: "+filetype)mce:script>

posted @ 2011-05-01 11:37  moxie  阅读(1829)  评论(0编辑  收藏  举报