var old_menu = '';


function IsNumber(formname) {
	var form = eval("document.form3."+formname);

	for (var i=0; i<form.value.length; i++) {
		var chr = form.value.substr(i,1);

              	if(chr<'0' || chr>'9') {
              		return false;
		}
	}
	return true;
}

function IsAlpha(f_value) {
	var len = f_value.length;

	for(i=0; i<len; i++){
		var code = f_value.charCodeAt(i);
		var str = f_value.substr(i,1).toUpperCase();

		code = parseInt(code);

		if((str < "A" || str > "Z") && (str < "a" || str > "z")) {
			if(str < '0' || str > '9') {
				return false;
			}
		}
	}
	return true;
}

function showmenu(new_menu) {
	if (old_menu != '') {
		old_menu.style.display = "none";

		if (old_menu == new_menu) {
			new_menu.style.display = "none";
			old_menu = '';
		}
		else {
			new_menu.style.display = "block";
			old_menu = '';
			old_menu = new_menu;
		}
	}
	else {
		if (new_menu.style.display == "block") {
			new_menu.style.display = "none";
		}
		else {
			new_menu.style.display = "block";
			old_menu = new_menu;
		}
	}
}

function change_color() {
	var a = document.form3;

	if(a.skin.value == 'default_gray') a.bg_color.value = '#696969';
	else if(a.skin.value == 'default_white') a.bg_color.value = '#FFFFFF';
	else if(a.skin.value == 'aqua_skin') a.bg_color.value = '#FFFFFF';

	else a.bg_color.value = '#FFFFFF';
}

function change_mode() {
	var a = document.form3;

	if(a.ch.value == '0') {
		a.write_mode.value = '3';
		a.reply_mode.value = '3';
		a.modify_mode.value = '3';
		a.delete_mode.value = '3';
		a.read_mode.value = '3';
	}
	if(a.ch.value == '1') {
		a.write_mode.value = '1';
		a.reply_mode.value = '1';
		a.modify_mode.value = '1';
		a.delete_mode.value = '1';
		a.read_mode.value = '3';
	}
}

function add_board_check() {
	var a = document.form3;

	if(!a.tb.value) {
		alert('Å×À̺í¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä.');
		a.tb.focus();
		return false;
	}
	if(!IsAlpha(a.tb.value)) {
		alert('Å×À̺í¸í¿¡ ÇÑ±Û ¶Ç´Â ¼ýÀÚ¸¦ ¾²¸é ¾ÈµË´Ï´Ù.');
		a.tb.value='';
		a.tb.focus();
		return false;
	}
	if(!a.title.value) {
		alert('Á¦¸ñÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä.');
		a.title.focus();
		return false;
	}
	if(a.write_mode.value > 3 || !IsNumber(a.write_mode.name) || !a.write_mode.value) {
		alert('±Û¾²±â±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.write_mode.value='';
		a.write_mode.focus();
		return false;
	}
	if(a.reply_mode.value > 3 || !IsNumber(a.reply_mode.name) || !a.reply_mode.value) {
		alert('´äº¯±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.reply_mode.value='';
		a.reply_mode.focus();
		return false;
	}
	if(a.modify_mode.value > 3 || !IsNumber(a.modify_mode.name) || !a.modify_mode.value) {
		alert('¼öÁ¤±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.modify_mode.value='';
		a.modify_mode.focus();
		return false;
	}
	if(a.delete_mode.value > 3 || !IsNumber(a.delete_mode.name) || !a.delete_mode.value) {
		alert('»èÁ¦±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.delete_mode.value='';
		a.delete_mode.focus();
		return false;
	}
	if(a.read_mode.value > 3 || !IsNumber(a.read_mode.name) || !a.read_mode.value) {
		alert('±ÛÀбâ±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.read_mode.value='';
		a.read_mode.focus();
		return false;
	}
	if(a.ch.value == '1') {
		if(a.write_mode.value > 1 || a.reply_mode.value > 1 || a.modify_mode.value > 1 || a.delete_mode.value > 1) {
			alert('°øÁö»çÇ×ÀÇ°æ¿ì ¾²±â/´ä±Û/¼öÁ¤/»èÁ¦ ±ÇÇÑÀÌ 1 ÀÌÇÏ¿©¾ß ÇÕ´Ï´Ù.');
			return false;
		}
	}
	if(a.max_num.value < 5 || a.max_num.value > 100 || !IsNumber(a.max_num.name)) {
		alert('ÆäÀÌÁö´ç ±Û¼ö´Â 5~100 °³ ÀÔ´Ï´Ù.');
		a.max_num.value='10';
		a.max_num.focus();
		return false;
	}
	if(a.max_page.value < 5 || a.max_page.value > 20 || !IsNumber(a.max_page.name)) {
		alert('ºí·Ï´ç ÆäÀÌÁö¼ö´Â 5~20 °³ ÀÔ´Ï´Ù.');
		a.max_page.value='10';
		a.max_page.focus();
		return false;
	}
	if(!IsNumber(a.filesize.name)) {
		alert('ÆÄÀÏ»çÀÌÁ ¼ýÀÚ·Î ÀÔ·ÂÇϼ¼¿ä.');
		a.filesize.focus();
		return false;
	}
	return true;
}

function mod_board_check() {
	var a = document.form3;

	if(!a.title.value) {
		alert('Á¦¸ñÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä.');
		a.title.focus();
		return false;
	}
	if(a.write_mode.value > 3 || !IsNumber(a.write_mode.name) || !a.write_mode.value) {
		alert('±Û¾²±â±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.write_mode.value='';
		a.write_mode.focus();
		return false;
	}
	if(a.reply_mode.value > 3 || !IsNumber(a.reply_mode.name) || !a.reply_mode.value) {
		alert('´äº¯±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.reply_mode.value='';
		a.reply_mode.focus();
		return false;
	}
	if(a.modify_mode.value > 3 || !IsNumber(a.modify_mode.name) || !a.modify_mode.value) {
		alert('¼öÁ¤±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.modify_mode.value='';
		a.modify_mode.focus();
		return false;
	}
	if(a.delete_mode.value > 3 || !IsNumber(a.delete_mode.name) || !a.delete_mode.value) {
		alert('»èÁ¦±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.delete_mode.value='';
		a.delete_mode.focus();
		return false;
	}
	if(a.read_mode.value > 3 || !IsNumber(a.read_mode.name) || !a.read_mode.value) {
		alert('±ÛÀбâ±ÇÇÑÀº 0~3 ±îÁö ÀÔ´Ï´Ù.');
		a.delete_mode.value='';
		a.delete_mode.focus();
		return false;
	}
	if(a.ch.value == '1') {
		if(a.write_mode.value > 1 || a.reply_mode.value > 1 || a.modify_mode.value > 1 || a.delete_mode.value > 1) {
			alert('°øÁö»çÇ×ÀÇ°æ¿ì ¾²±â/´ä±Û/¼öÁ¤/»èÁ¦ ±ÇÇÑÀÌ 1 ÀÌÇÏ¿©¾ß ÇÕ´Ï´Ù.');
			return false;
		}
	}
	if(a.max_num.value < 5 || a.max_num.value > 100 || !IsNumber(a.max_num.name)) {
		alert('ÆäÀÌÁö´ç ±Û¼ö´Â 5~100 °³ ÀÔ´Ï´Ù.');
		a.max_num.value='10';
		a.max_num.focus();
		return false;
	}
	if(a.max_page.value < 5 || a.max_page.value > 20 || !IsNumber(a.max_page.name)) {
		alert('ºí·Ï´ç ÆäÀÌÁö¼ö´Â 5~20 °³ ÀÔ´Ï´Ù.');
		a.max_page.value='10';
		a.max_page.focus();
		return false;
	}
	if(!IsNumber(a.filesize.name)) {
		alert('ÆÄÀÏ»çÀÌÁ ¼ýÀÚ·Î ÀÔ·ÂÇϼ¼¿ä.');
		a.filesize.focus();
		return false;
	}
	return true;
}




// À̹ÌÁö1¹ø ¹Ì¸®º¸±â
function opening1() {
  str = document.form3.file_img.value;
  window.open("opening.php?img="+str,"ui1","width=400,height=400").focus();
}

// À̹ÌÁö2¹ø ¹Ì¸®º¸±â
function opening2() {
  str = document.form3.userimage2.value;
  window.open("opening.php?img="+str,"ui2","width=400,height=400").focus();
}

// ±Û¾²±âÀü üũ
function check_write(ch, mode) {
	var a = document.form3;
	
	if(!a.title.value) {
		alert('Á¦¸ñÀ» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
		a.title.focus();
		return false;
	}	

	if(mode == '0') {
			if(!a.name.value) {
				alert('À̸§À» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
				a.name.focus();
				return false;
			}	
		if(ch !== 2) {
			if(a.passwd.value.length < 4) {
				alert('¾ÏÈ£ÀÇ ±æÀÌ´Â 4~15ÀÚ ÀÔ´Ï´Ù.');
				a.passwd.focus();
				return false;
			}	
		}	
	}
	
	
	if(!a.maintext.value) {
		alert('º»¹®À» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
		a.maintext.focus();
		return false;
	}	
	return true;
}

// ±Û¼öÁ¤Àü üũ
function check_modify(ch, mode) {
	var a = document.form3;
	
	if(mode == '0') {
			if(!a.name.value) {
				alert('À̸§À» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
				a.name.focus();
				return false;
			}	
		if(ch !== 2) {
			if(a.passwd.value.length < 4) {
				alert('¾ÏÈ£ÀÇ ±æÀÌ´Â 4~15ÀÚ ÀÔ´Ï´Ù.');
				a.passwd.focus();
				return false;
			}	
		}	
	}
	
	if(!a.title.value) {
		alert('Á¦¸ñÀ» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
		a.title.focus();
		return false;
	}	
	if(!a.maintext.value) {
		alert('º»¹®À» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
		a.maintext.focus();
		return false;
	}	
	return true;
}


// ±Û´ä±Û Àü üũ
function check_reply(ch, mode) {
	var a = document.form3;
	
	if(mode == '0') {
			if(!a.name.value) {
				alert('À̸§À» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
				a.name.focus();
				return false;
			}	
		if(ch !== 2) {
			if(a.passwd.value.length < 4) {
				alert('¾ÏÈ£ÀÇ ±æÀÌ´Â 4~15ÀÚ ÀÔ´Ï´Ù.');
				a.passwd.focus();
				return false;
			}	
		}	
	}
	
	if(!a.title.value) {
		alert('Á¦¸ñÀ» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
		a.title.focus();
		return false;
	}	
	if(!a.maintext.value) {
		alert('º»¹®À» ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù.');
		a.maintext.focus();
		return false;
	}	
	return true;
}

// Æ佺¿öµå üũ
function check_pass() {
	var a = document.form3;
	
		if(!a.passwd.value) {
			alert('ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇϼ¼¿ä.');
			a.passwd.focus();
			return false;
		}
		return true;
}


// ¼ýÀÚÀΰ¡¸¦ üũÇÔ
function Check_Num(tocheck) {
	var isnum = true;

	if (tocheck == null || tocheck == "") {
	isnum = false;
	return isnum;
		}
	for (var j = 0 ; j < tocheck.length; j++) {
		if (tocheck.substring(j, j + 1) != "0" &&
			tocheck.substring(j, j + 1) != "1" &&
			tocheck.substring(j, j + 1) != "2" &&
			tocheck.substring(j, j + 1) != "3" &&
			tocheck.substring(j, j + 1) != "4" &&
			tocheck.substring(j, j + 1) != "5" &&
			tocheck.substring(j, j + 1) != "6" &&
			tocheck.substring(j, j + 1) != "7" &&
			tocheck.substring(j, j + 1) != "8" &&
			tocheck.substring(j, j + 1) != "9" &&
			tocheck.substring(j, j + 1) != " " &&
			tocheck.substring(j, j + 1) != "-") {
			isnum = false;
		}
	}
	return isnum;
}


function uninstall_conf() {
	var bool = confirm('º» ±â´ÉÀº ÅÂÁöº¸µå¸¦ ¿ÏÀüÈ÷ »èÁ¦½ÃÅ°´Â ±â´ÉÀÔ´Ï´Ù.\n\nÁ¤¸» ÅÂÁöº¸µå¸¦ ¿ÏÀüÈ÷ Áö¿ì½Ã°Ú½À´Ï±î ?');
		if (bool) {
			var bool2 = confirm('¿ÏÀüÈ÷ Áö¿öÁý´Ï´Ù. ±×·¡µµ Áö¿ì°Ú½À´Ï±î ?');

			if(bool2) location.href='uninstall.php?md=del';
		}
}