function loginform_clearbg(type) {
		if (type == "id") {
			document.login.id.style.backgroundImage = '';
		} else if (type == "pw") {
			document.login.pw.style.backgroundImage = '';
		}
	}
	
	function TV_getCookie(name)
	{
		var nameOfCookie = name + "=";
		var x = 0;
		while ( x <= document.cookie.length )
		{
			var y = (x+nameOfCookie.length);
			if ( document.cookie.substring( x, y ) == nameOfCookie ) {
			if ( (endOfCookie=document.cookie.indexOf( ";", y )) == -1 )
				endOfCookie = document.cookie.length;
			return unescape( document.cookie.substring( y, endOfCookie ) );
		}
			x = document.cookie.indexOf( " ", x ) + 1;
			if ( x == 0 )
			break;
		}
		return "";
	}

	function getId(){
		if (TV_getCookie('ID') != "")
		{
			document.login.idFlag.checked = true;
		}
		if (document.login.idFlag.checked)
		{
			document.login.id.value = TV_getCookie('TVID');
			document.login.id.focus();
			document.login.id.style.backgroundImage = '';
		}
	}