//復(fù)選框全選
function checkAll(e, itemName)
{
  	var aa = document.getElementsByName(itemName);
  	//alert(aa.length);
  	for (var i=0; i<aa.length; i++){
  		//alert(i);
   		aa[i].checked = e.checked;
 	}
}
function checkItem(e, allName)
{
  	var all = document.getElementsByName(allName)[0];
  	if(!e.checked){ 
  		all.checked = false;
  	}else{
    	var aa = document.getElementsByName(e.name);
   		for (var i=0; i<aa.length; i++)
     		if(!aa[i].checked) 
     			return;
   		all.checked = true;
  }
}

//確定刪除
function isDelete(){
	return window.confirm("確定要刪除嗎?");
}