function nav2ManageBooking(targetURL, target, options, nothing) {  
 var cookies = document.cookie.split(';');  
 var cookie_srch='AA_SESSION=';  
  for( var i=0; i<cookies.length; i++){  
   var c=cookies[i];  
   while( c.charAt(0)==' ' ) c=c.substring(1,c.length);  
    if(c.indexOf(cookie_srch) == 0 ) {  
     var values = c.substring(cookie_srch.length, c.length).split('%7C');  
     //window.location.href = "https://booking.airasia.com/skylights/cgi-bin/skylights.cgi?language=EN&sid" + values[0];  
     targetURL = targetURL.replace(/\$\{sid\}/g, '&sid=' + values[0]);  
     break;  
    }  
  }  
 window.open(targetURL, target, options, nothing);  
}