var Processing_Log;
function login_now() 
{
 	if (Processing_Log) {
		alert("ÀڷḦ Àü¼ÛÇÏ°í ÀÖ´Â ÁßÀÔ´Ï´Ù.   \r\rÀá½Ã ±â´Ù·Á ÁÖ¼¼¿ä.   ");
		return false;
   }
	
   var frm_Log;
   frm_Log = document.login_box;
   
   var str1_Log = frm_Log.usr_id.value;   
   if (CheckNull_Log(str1_Log, " ", "")==0) 
    {
      alert("»ç¿ëÀÚ ID¸¦ ÀÔ·ÂÇØ ÁÖ¼¼¿ä.   ");
      frm_Log.usr_id.value="";
      frm_Log.usr_id.focus();
      return;
    }
	
		var str1_lenth_Log = frm_Log.usr_id.value.length;
		if(str1_lenth_Log < 4) {
	  	alert("»ç¿ëÀÚ ID´Â 4ÀÚ¸® ÀÌ»ó 12ÀÚ¸® ÀÌÇÏÀÔ´Ï´Ù.   ");
      	frm_Log.usr_id.value="";
      	frm_Log.usr_id.focus();
      	return;
		} 
	
   var str2_Log = frm_Log.usr_pwd.value;   
   if (CheckNull_Log(str2_Log, " ", "")==0) 
    {
      alert("ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇØ ÁÖ¼¼¿ä.   ");
      frm_Log.usr_pwd.value="";
      frm_Log.usr_pwd.focus();
      return;
    }
	
		var str2_lenth_Log = frm_Log.usr_pwd.value.length;
		if(str2_lenth_Log < 4) {
	  	alert("ºñ¹Ð¹øÈ£´Â 4ÀÚ¸® ÀÌ»ó 8ÀÚ¸® ÀÌÇÏÀÔ´Ï´Ù.   ");
      	frm_Log.usr_pwd.value="";
      	frm_Log.usr_pwd.focus();
      	return;
		}
		
	Processing_Log = true;
   frm_Log.action = "http://www.speechinfo.com/log_auth/login_auth.asp"
   frm_Log.submit()
}

function Key_Press_Log()
{
	if(window.event.keyCode ==13)
	Var_Check();
}

function CheckNull_Log(strOriginal, strFind, strChange){
    var position, strOri_Length;
    position = strOriginal.indexOf(strFind);      
    while (position != -1){
      strOriginal = strOriginal.replace(strFind, strChange);
      position    = strOriginal.indexOf(strFind);
    }  
    strOri_Length = strOriginal.length;
    return strOri_Length;
}