function email_chk(gap) { //email üũÇϱâ
	if(gap.value == "")
		return
	 temp = gap.value.replace(/[a-zA-Z0-9.@_-]/g,'');
	 if(temp != ""){
		alert("¿µ¹®,¼ýÀÚ¸¸ ÀÔ·ÂÇϼ¼¿ä");
		gap.value = "";
		gap.focus();
		return false;
	 }
	 if((gap.value.indexOf("@") < 0) && (gap.value != "")){
		alert("@¸¦ Æ÷ÇÔÇØ¾ß ÇÕ´Ï´Ù.");			
		gap.focus();
		return false;
	 }
	 if((gap.value.indexOf("@")+2 > gap.value.indexOf(".")) || gap.value.indexOf("@")==0) {
		alert("Email Çü½ÄÀÌ\n¿Ã¹Ù¸£Áö ¾Ê½À´Ï´Ù.");			
		gap.focus();
		return false;
	 }
	 return true;
}	

function check() {
			if(board.subject.value.length==0) {
					alert("Á¦¸ñÀ» ½áÁÖ¼¼¿ä.");
					board.subject.focus();
					return ;
			}
			if(board.name.value.length==0) {
					alert("ÀÛ¼ºÀÚ¸¦ ½áÁÖ¼¼¿ä");
					board.name.focus();
					return ;
			}
			if(board.password.value.length==0) {
					alert("¼öÁ¤½Ã ÇÊ¿äÇÑ ºñ¹Ð¹øÈ£¸¦ ½áÁÖ¼¼¿ä.");
					board.password.focus();
					return ;
			}
			if(board.content.value.length==0) {
					alert("³»¿ëÀ» ½áÁÖ¼¼¿ä.");
					board.content.focus();
					return ;
			}
			board.submit();
	}

function reply_check(){
	if(board.name.value.length==0) {
			alert("ÀÛ¼ºÀÚ¸¦ ½áÁÖ¼¼¿ä");
			board.name.focus();
			return ;
	}
	if(board.password.value.length==0) {
			alert("¼öÁ¤½Ã ÇÊ¿äÇÑ ºñ¹Ð¹øÈ£¸¦ ½áÁÖ¼¼¿ä.");
			board.password.focus();
			return ;
	}
	if(board.content.value.length==0) {
			alert("³»¿ëÀ» ½áÁÖ¼¼¿ä.");
			board.content.focus();
			return ;
	}
	
	board.submit();
}

function update_check(org_pw){
	if(board.password.value==org_pw)
		check();
	else {
		alert("À߸øµÈ ºñ¹Ð¹øÈ£ ÀÔ´Ï´Ù.");
		board.password.focus();
		return ;
	}
}

function del_check(){
	if(board.password.value.length==0) {
			alert("»èÁ¦½Ã ÇÊ¿äÇÑ ºñ¹Ð¹øÈ£¸¦ ½áÁÖ¼¼¿ä.");
			board.password.focus();
			return ;
	}
	board.submit();
}

function login_check(){
	if(login.id.value.length==0) {
			alert("·Î±×ÀÎ ¾ÆÀ̵𸦠½áÁÖ¼¼¿ä.");
			login.id.focus();
			return ;
	}
	if(login.passwd.value.length==0) {
			alert("ºñ¹Ð¹øÈ£¸¦ ½áÁÖ¼¼¿ä.");
			login.passwd.focus();
			return ;
	}
	login.submit();
}

function allblur() {
  for (i = 0; i < document.links.length; i++)
    document.links[i].onfocus = document.links[i].blur;

  for (i = 0; i < document.images.length; i++)
    document.images[i].onfocus = document.images[i].blur;
}

function onfucus(){
	board.subject.focus();
}

function open_window(url){
	window.open(url,"pupup","width='479' height='417' resizable=no, status=no, toolbar=no, menubar=no, scrollbars=yes");
}