/*********************************************************
	Teleweb schedule script
	Developed by: Raymond Ko, AP ibm.com Production Services
	Date: 12-02-2004
	version: 1.0
	**********************************************************/
	//****EDITOR CHECKLIST*******/
	//1. Check call centre status
	//2. Please select one time zone only
	//3. Update CallMeSchedule using local time.
	//4. Update holidays schedule
	/**************************************************/
	//CHOOSE ONE ONLY !!
	var status = true; // turn call centre on
	//var status = false;// turn call centre off
	/***************************************************/
	var days = 10;
	var holidays = new Array(days);
	holidays[0] = new Date(Date.parse("Jan 1,2004"));
	holidays[1] = new Date(Date.parse("Jan 1,2004"));
	holidays[2] = new Date(Date.parse("Jan 1,2004"));
	holidays[3] = new Date(Date.parse("Jan 1,2004"));
	holidays[4] = new Date(Date.parse("Jan 1,2004"));
	holidays[5] = new Date(Date.parse("Jan 1,2004"));
	holidays[6] = new Date(Date.parse("Jan 1,2004"));
	holidays[7] = new Date(Date.parse("Jan 1,2004"));
	holidays[8] = new Date(Date.parse("Jan 1,2004"));
	holidays[9] = new Date(Date.parse("Jan 1,2004"));
	/***************************************************/
	//CHOOSE ONE ONLY !!
	//var timezone = 10; //AU WINTER - GMT + 10
	//var timezone = 11; //AU SUMMWE - GMT + 11
	var timezone = 8; //ASEAN,HK,CN and TW - GMT + 8
	//var timezone =  9 //KR and JP - CMT + 9
	/***************************************************/
	//CallCenter URL
	var callmeURL = "https://www-07.ibm.com/id/BT/IBM_TEN_CallMeNowWrn_id.html"; //<- Callmeback URL
	var callmeURLlater = "https://www-07.ibm.com/id/BT/IBM_TEN_CallMeLaterWrn_id.html"; //<- Callmelater URL
	var texchatURL = "https://www-07.ibm.com/id/BT/IBM_TEN_TextChatWrn_id.html"; //<- TexChat URL
	/**************************************************/
	var CallMeSchedule = new Array();
    CallMeSchedule[0] = new Array(7);
    for (var i = 0; i < 7; i++)
    {
     CallMeSchedule[0][i] = new Array(2);
     }
     CallMeSchedule[0][0][0] = "1:00"; //Sunday start time
     CallMeSchedule[0][0][1] = "1:00"; //Sunday end time
     CallMeSchedule[0][1][0] = "8:45";//Monday start time
     CallMeSchedule[0][1][1] = "17:00";//Monday end time
     CallMeSchedule[0][2][0] = "8:45";//Tuesday start time
     CallMeSchedule[0][2][1] = "17:00";//Tuesday end time
     CallMeSchedule[0][3][0] = "8:45";//Wednesday start time
     CallMeSchedule[0][3][1] = "17:00";//Wednesday end time
     CallMeSchedule[0][4][0] = "8:45";//Thursday start time
     CallMeSchedule[0][4][1] = "17:00";//Thursday end time
     CallMeSchedule[0][5][0] = "8:45";//Friday start time
     CallMeSchedule[0][5][1] = "17:00";//Friday end time
     CallMeSchedule[0][6][0] = "1:00";//Saturday start time
     CallMeSchedule[0][6][1] = "1:00";//Saturday end time
/*************************************************************/
// Return the hour component of the time given in HH:MM format.
function get_hour( time )
{
   var end = time.indexOf( ":" );
   var hours = time.substring( 0, end );
   return hours;
}

// Return the minutes component of the time given in HH:MM format.
function get_minutes( time )
{
   var start = time.indexOf( ":" ) + 1;
   var end = time.length;
   var minutes = time.substring( start, end );
   return minutes;
}
function Check_Time( schedule )
{
   var visible = false;
   var date_obj = new Date();
   var dow = date_obj.getDay();

   var start_time = schedule[0][dow][0];
   var stop_time = schedule[0][dow][1];
   var avail = CheckVdnOpen( date_obj, start_time, stop_time );
   visible = (visible || avail);
  
   return visible;
}

function CheckVdnOpen( date, start, end )
{
   var available = false;
   var current_time = date.getTime();
   var offset = date.getTimezoneOffset();
   var isdayoff = false;

   // extract hour & minutes components of start & stop times
   var start_hour = get_hour( start );
   var start_min = get_minutes( start );
   var stop_hour = get_hour( end );
   var stop_min = get_minutes( end );

   // convert hours & minutes from String to Integer
   start_hour = parseInt( start_hour );
   start_min = parseInt( start_min );
   stop_hour = parseInt( stop_hour );
   stop_min = parseInt( stop_min );
    
    // convert hours & minutes into date object.
	
	var time_start = new Date();
	var time_end = new Date();
	time_start.setUTCHours(start_hour-timezone);
	time_start.setUTCMinutes(start_min,00);
	time_end.setUTCHours(stop_hour - timezone);
	time_end.setUTCMinutes(stop_min,00);
	
	var start_time = time_start.getTime();
	var end_time = time_end.getTime();
	for(var i = 0; i < days; i++){
		var hdate = new Date(holidays[i]);	
		if(date.getMonth() == hdate.getMonth() && date.getDate() == hdate.getDate()) {
		isdayoff = true;
		}
	}
  
  //check if the schedule is available
  if (status == true){
  	if(isdayoff == false){
		if ( end_time > start_time ) {
      		if ( current_time >= start_time && current_time <= end_time ) available = true;
  		}
	}
  }

   return available;
}