Cooike를 한 번만 열 수 있는 페이지

 
  
 
  <br>window.onload = function () { 
  <br>if (GetCookie("IsOpen") == "") { 
  <br>SetCookie("IsOpen", "1"); 
  <br>StartService(); 
  <br>} else { 
  <br>window.onunload = null; 
  <br>window.opener = null; 
  <br>window.open("", "_self"); 
  <br>window.close(); 
  <br>} 
  <br>} window.onunload = function () { 
  <br>if (GetCookie("IsOpen") != "") 
  <br>DeleteCookie("IsOpen"); 
  <br>} 
  <br>function GetCookieVal(offset) { 
  <br>/// <summary> 
  <br>/// //      offset cookie  
  <br>/// </summary> 
  <br>/// <param name="name">Cookie  </param> 
  <br>var endstr = document.cookie.indexOf(";", offset); 
  <br>if (endstr == -1) 
  <br>endstr = document.cookie.length; 
  <br>return unescape(document.cookie.substring(offset, endstr)); 
  <br>} 
  <br>function GetCookie(name) { 
  <br>/// <summary> 
  <br>///       Cookie  
  <br>/// </summary> 
  <br>/// <param name="name">Cookie  </param> 
  <br>var arg = name + "="; 
  <br>var alen = arg.length; 
  <br>var clen = document.cookie.length; 
  <br>var i = 0; 
  <br>while (i < clen) { 
  <br>var j = i + alen; 
  <br>if (document.cookie.substring(i, j) == arg) 
  <br>return GetCookieVal(j); 
  <br>i = document.cookie.indexOf(" ", i) + 1; 
  <br>if (i == 0) break; 
  <br>} 
  <br>return ""; 
  <br>} 
  <br>function SetCookie(name, value) { 
  <br>/// <summary> 
  <br>///   Cookie 
  <br>/// </summary> 
  <br>/// <param name="name">Cookie  </param> 
  <br>/// <param name="value">Cookie </param> 
  <br>var argc = SetCookie.arguments.length; 
  <br>var argv = SetCookie.arguments; 
  <br>var path = (argc > 3) ? argv[3] : null; 
  <br>var domain = (argc > 4) ? argv[4] : null; 
  <br>var secure = (argc > 5) ? argv[5] : false; 
  <br>document.cookie = name + "=" + value + 
  <br>((path == null) ? "" : ("; path=" + path)) + 
  <br>((domain == null) ? "" : ("; domain=" + domain)) + 
  <br>((secure == true) ? "; secure" : ""); 
  <br>} 
  <br>function DeleteCookie(name) { 
  <br>/// <summary> 
  <br>///   Cookie 
  <br>/// </summary> 
  <br>/// <param name="name">Cookie  </param> 
  <br>var exp = new Date(); 
  <br>exp.setTime(exp.getTime() - 1); 
  <br>var cval = GetCookie(name); 
  <br>document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString(); 
  <br>} 
  <br> 
  
 
 

 
  
var win = null;//              
  
if (win == null) 
  
{ 
  
win=window.open("Main.aspx", '', strfeatures); 
  
}