function setCookieRet(name, value)
         {
		 expires = new Date();
         expires.setMonth(expires.getMonth()+ 1);
         if(name != '')
            document.cookie = name + '=' + value + '; expires=' + expires.toGMTString() +'; domain=/';
         }
		 
function setCookie(name, value)
         {
		 expires = new Date();
         expires.setMonth(expires.getMonth()+ 1);
         if(name != '')
            document.cookie = name + '=' + value + '; expires=' + expires.toGMTString();
         }

function getCookie(name)
         {
         if(name == '')
            return('');
         
         name_index = document.cookie.indexOf(name + '=');
         
         if(name_index == -1)
            return('');
         
         cookie_value =  document.cookie.substr(name_index + name.length + 1, 
                                                document.cookie.length);

         end_of_cookie = cookie_value.indexOf(';');
         if(end_of_cookie != -1)
            cookie_value = cookie_value.substr(0, end_of_cookie);

         space = cookie_value.indexOf('+');
         while(space != -1)
              { 
              cookie_value = cookie_value.substr(0, space) + ' ' + 
              cookie_value.substr(space + 1, cookie_value.length);
							 
              space = cookie_value.indexOf('+');
              }

         return(cookie_value);
         }

function clearCookie(name)
         {                  
         expires = new Date();
         expires.setYear(expires.getYear() - 1);

         document.cookie = name + '=null' + '; expires=' + expires; 		 
         }
         
function clearCookies()
         {
         Cookies = document.cookie;
         Cookie = Cookies;
         expires = new Date();
         expires.setYear(expires.getYear() - 1);

         while(Cookie.length > 0)
              {
              Cookie = Cookies.substr(0, Cookies.indexOf(';'));
              Cookies = Cookies.substr(Cookies.indexOf(';') + 1, Cookies.length);

              if(Cookie != '')
                 document.cookie = Cookie + '; expires=' + expires;
              else
                 document.cookie = Cookies + '; expires=' + expires;			  			  	  
              }		 		 
         }