function write_check(frm)
	{
		with(frm){
			if(/[^\s]+/.test(elements["subject"].value) == false){
				alert("Á¦¸ñÀ» ÀÔ·ÂÇϼ¼¿ä.");
				elements["subject"].focus();
				return false;
			}
			elements["content"].value = myeditor.outputBodyHTML();
		}
	}


	function delete_check()
	{
		if(confirm("Á¤¸» »èÁ¦ÇϽðڽÀ´Ï±î?") == false){
			return false;
		}
	}


	// ±âÁ¸ ÷ºÎÆÄÀÏ º¯°æ
	function change_file(btn, file_id)
	{
		var delete_file = document.getElementById("delete_file["+ file_id +"]");
		var td = btn.parentNode;

		td.innerHTML = "<input type=\"file\" name=\"upload_file["+ file_id +"]\" value=\"\" />";

		delete_file.name = delete_file.id;
	}