function Login_focus(oField,i) 
{		// i = 0 focusmove , i=1 form submit

   if(event.keyCode ==13 && i==0) 
   { 
	   if (document.LoginFrm.LoginID.value.length >= 4)
	   {
			   oField.focus();
	   }
	   else
	   {
		   alert("¾ÆÀ̵𸦠Á¤È®È÷ ÀÔ·ÂÇØ ÁÖ¼¼¿ä.");
	   }
   }
   if(event.keyCode ==13 && i==1) 
   { 
	   	formCheck();
   } 
}


function formCheck()
{

	if (!checkUID(document.LoginFrm.LoginID)) //ID À¯È¿¼º °Ë»ç
	{
			return false;
	}

	if (!checkUID(document.LoginFrm.LoginPW)) //ºñ¹Ð¹øÈ£ À¯È¿¼º °Ë»ç
	{
			return false;
	}

	if (document.LoginFrm.LoginID.value.indexOf(" ") >= 0) 
	{
			alert("¾ÆÀ̵𰡠À߸øµÇ¾ú½À´Ï´Ù.\n\n¾ÆÀ̵𿡴 °ø¹éÀÌ µé¾î°¡¸é ¾ÈµË´Ï´Ù.");
			document.LoginFrm.LoginID.focus();
			document.LoginFrm.LoginID.select();	
			return false;
	}
	
	document.LoginFrm.submit();
}

function checkUID(toCheck)
{
	var alphaDigit = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"
	var Alpha = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';

	if(document.LoginFrm.LoginID.value.length == "")
	{
		alert("¾ÆÀ̵𸦠ÀÔ·ÂÇØ ÁÖ¼¼¿ä.");
		document.LoginFrm.LoginID.focus();
		document.LoginFrm.LoginID.select();
		return false;
	}

	if (toCheck == document.LoginFrm.LoginID)
		alert_text = "¾ÆÀ̵ð";
	else if (toCheck == document.LoginFrm.LoginPW)
		alert_text = "ºñ¹Ð¹øÈ£";

	/*if (Alpha.indexOf(toCheck.value.substring(0,1)) < 0 && toCheck == document.LoginFrm.id) 
		{
			alert(alert_text + "°¡ À߸øµÇ¾ú½À´Ï´Ù.\n\n" + alert_text + "ÀÇ Ã¹¹ø°¹®ÀÚ´Â ¿µ¹®ÀÚÀ̾î¾ßÇÕ´Ï´Ù.");
			toCheck.focus();
			toCheck.select();	
			return false;
		}*/

	if (toCheck.value.length < 4 || toCheck.value.length > 12) 
		{
			alert(alert_text + "°¡ À߸øµÇ¾ú½À´Ï´Ù.\n\n" + alert_text + "´Â 4~12ÀÚ À̳»¿©¾ß ÇÕ´Ï´Ù.");
			toCheck.focus();
			toCheck.select();	
			return false;
		}

	if (toCheck.value.indexOf(" ") >= 0) 
		{
			alert(alert_text + "°¡ À߸øµÇ¾ú½À´Ï´Ù.\n\n" + alert_text + "¿¡´Â °ø¹éÀÌ µé¾î°¡¸é ¾ÈµË´Ï´Ù.");
			toCheck.focus();
			toCheck.select();	
			return false;
		}

	/*for (i=0; i < toCheck.value.length; i++) 
		{
			if (alphaDigit.indexOf(toCheck.value.substring(i, i+1)) < 0) 
				{
					alert(alert_text + "°¡ À߸øµÇ¾ú½À´Ï´Ù.\n\n" + alert_text + "´Â ¿µ¹®°ú ¼ýÀÚÀÇ Á¶ÇÕ¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.");
					toCheck.focus();
					toCheck.select();	
					return false;
				}
		}*/ 

	return true;
}