function selectAll(){
var obj = window.document.getElementsByName("ID");
var n=obj.length;
for(var i=0;i<n;i++){
 obj[i].checked=true;
}
}
function myCommit(myAction,myMethod){
document.forms[0].action=myAction;
document.forms[0].method.value=myMethod;
document.forms[0].submit();


}

function checkDel(url){
 if(confirm("確定刪除數據？")){
  link(url)
 
 }

}



function getObjects(name,owindow){
  var objs;
  if(owindow==null){
    objs = window.document.getElementById(name);
    }else{
     objs=owindow.document.getElementById(name);
    }
  return objs;
}

function addTitle(name,createDate){
 var actionTable=getObjects('itemTable',window.opener);
 var rowLength = actionTable.rows.length;
  
  var row=actionTable.insertRow(rowLength-1);
  
  var rowIndex=rowLength;
  var cell1=row.insertCell(0);
  var cell2=row.insertCell(1);
  var cell3=row.insertCell(2);
  var cell4=row.insertCell(3);

  cell1.align="center";
  cell2.align="center";
  cell3.align="center";
   cell4.align="center";
  
  cell1.innerHTML=rowLength-2; 
  cell2.innerHTML=name;
  cell3.innerHTML=createDate;
  cell4.innerHTML="<a href='javascript:void(0);' onclick='delItem(this)'>刪除</a>";
}


function getRowIndex(thisObj){
  var index = thisObj.parentElement.parentElement.rowIndex ;
  getObject("index").value=index;
  alert();
}
  

  function delItem(obj){
  var actionTable = getObject("itemTable");
  if (confirm('你確認刪除該主題項嗎？')) {
    actionTable.deleteRow(obj.parentElement  .parentElement.rowIndex);
  	var rowLength = actionTable.rows.length;
    var row = rowLength-1;
    for(var k=1; k<row; k++){
	  actionTable.rows[k].cells[0].innerHTML=k;
    }
  }
}

function openIt(url, width, height){
  var sURL=url;
  var sFeatures = "scrollbars=no, status=no, resizable=no,"
                + "toolbar=no, menubar=no, location=no, titlebar=no"
  if(width!=null){
    sFeatures+=", width="+width;
  }
  if(height!=null){
    sFeatures+=", height="+height;
  }
  window.open(sURL, 'open'+randomNum(), sFeatures);
}


function checkTitleData(myAction,myMethod){
 if(document.forms[0].title.value==""){
 alert("該項不能為空");
 document.forms[0].title.focus();
 return;
 }
 myCommit(myAction,myMethod);
}
function selectOthoer(){
var obj = window.document.getElementsByName("ID");
var n=obj.length;
for(var i=0;i<n;i++){
 if(obj[i].checked==false){
 obj[i].checked=true;
 }else{
  obj[i].checked=false;
 }
}
}

function checkItemTitle(myAction,myMethod){
  if(document.forms[0].itemName.value==""){
  alert("欄目名稱不能為空");
  document.forms[0].itemName.focus();
  return ;
  }else{
    myCommit(myAction,myMethod);

  }
	}