var expDays = 7;
	var exp = new Date(); 
	exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
   
function Spot(info) {
	var Vote = GetCookie(info);
	return Vote;
}  
function getCookieVal (offset) {  
	var endstr = document.cookie.indexOf (";", offset);  
	if (endstr == -1)    
		endstr = document.cookie.length;  
		return unescape(document.cookie.substring(offset, endstr));
}   
function GetCookie (name) {  
	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  
	while (i < clen) {    
	  var j = i + alen;    
	  if (document.cookie.substring(i, j) == arg)      
	  	return getCookieVal (j);    
	  i = document.cookie.indexOf(" ", i) + 1;    
	  if (i == 0) break;   
	}  
	return null;
}   
function SetCookie (name, value) {  
	var argv = SetCookie.arguments;  
 	var argc = SetCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}  
function Empty() {
	
	var poll_cnt = document.f1.answer.length;
	var i = 0;
	var ii = 0 ;
	
	for (i = 0 ; i <= poll_cnt - 1; i++) {
		if (document.f1.answer[i].checked == true) {
			ii++;
		}
	}
	
	if (ii > 0 ) {
	  document.f1.submit();
	  return true;
	}
//   if(!(document.f1.answer[0].checked||document.f1.answer[1].checked||document.f1.answer[2].checked)) {
// 	alert("¼³¹®¿¡ ÀÀÇØÁÖ¼¼¿ä.");
// 	document.f1.answer[0].focus();	
// 	return false;
//   }

  document.f1.submit();
  return true;
}