//=========================================||
//        Generic linked date boxes        ||
//-----------------------------------------||
// Designed for IridiumInteractive Ltd-Hyd ||
// Project - Modicare                      ||
// By - Ramana B.V			   ||
//=========================================||


//Declare date arrays
var arrYears = new Array();
var arrMonths = new Array();
var arrDays = new Array();

//the object which represents our date boxes
function dateObj(dObj, mObj, yObj)
{
	this.dayObj = dObj;
	this.dayObj.parent = this;
	this.monthObj = mObj;
	this.monthObj.parent = this;
	this.monthObj.onchange = populateDays;
	this.yearObj = yObj;
	this.yearObj.parent = this;
	this.yearObj.onchange = populateDays;
	this.dayObj.onchange = updateSelDay;
	this.selDay;
}

//main initialisation routine
function initDates_open(yFrom, yTo, selectedYear, selectedMonth, selectedDay, dateObject)
{
	initYears(yFrom, yTo);
	initMonths();
	initDays();
	dateObject.selDay = selectedDay;
	populateYears(arrYears, selectedYear, dateObject);
	populateMonths(arrMonths, selectedMonth, dateObject);
	populateDays(selectedDay, dateObject);
}


function initDates(yFrom, yTo, selectedYear, selectedMonth, selectedDay, dateObject)
{
	initYears(yFrom, yTo);
	initMonths();
	initDays();
	dateObject.selDay = selectedDay;
	populateYears(arrYears, selectedYear, dateObject);
	populateMonths(arrMonths, selectedMonth, dateObject);
	populateDays(selectedDay, dateObject);
}

//setup the years array
function initYears(yFrom, yTo)
{	
	var IDX = 0;
	
	for(var i = yFrom; i < (yTo+1); i++, IDX++)
	{
		arrYears[IDX] = i;
	}
}

//setup the months array
function initMonths()
{
	arrMonths[0] = 'Jan';
	arrMonths[1] = 'Feb';
	arrMonths[2] = 'Mar';
	arrMonths[3] = 'Apr';
	arrMonths[4] = 'May';
	arrMonths[5] = 'Jun';
	arrMonths[6] = 'Jul';
	arrMonths[7] = 'Aug';
	arrMonths[8] = 'Sep';
	arrMonths[9] = 'Oct';
	arrMonths[10] = 'Nov';
	arrMonths[11] = 'Dec';
}

//setup the days array
function initDays()
{
	arrDays[0] = 31;
	arrDays[1] = 28;
	arrDays[2] = 31;
	arrDays[3] = 30;
	arrDays[4] = 31;
	arrDays[5] = 30;
	arrDays[6] = 31;
	arrDays[7] = 31;
	arrDays[8] = 30;
	arrDays[9] = 31;
	arrDays[10] = 30;
	arrDays[11] = 31;
}

//render the years dropdown
function populateYears(arrIn, selYear, dObj)
{
	dObj.yearObj.options.length = 0;
	
	for(var i = 0; i < arrIn.length; i++)
	{
		dObj.yearObj.options.length += 1;
		dObj.yearObj.options[i].value = arrYears[i];
		dObj.yearObj.options[i].text = arrYears[i];
		if(arrYears[i] == selYear)
		{
			dObj.yearObj.options[i].selected = true;
		}
	}
}

//render the months dropdown
function populateMonths(arrIn, selMonth, dObj)
{
	dObj.monthObj.options.length = 0;
	
	for(var i = 0; i < arrIn.length; i++)
	{
		dObj.monthObj.options.length += 1;
		dObj.monthObj.options[i].value = (i+1);
		dObj.monthObj.options[i].text = arrMonths[i];
		if(i == selMonth - 1)
		{
			dObj.monthObj.options[i].selected = true;
		}
	}
}

//render the days dropdown
function populateDays(selDay, dObj)
{
	//if the calling object is a property of a date object then
	//get the parent date object
	if(dObj == null)
	{
		dObj = this.parent;
	}
	
	var month = dObj.monthObj.selectedIndex;
	var days = arrDays[month];
	
	//if the selected day is nothing then retrieve from object
	if(selDay == null)
	{
		selDay = dObj.selDay;
		
		//if selected day is larger then number of days
		//in new months the set it to the last day of the month
		if(selDay > days)
		{
			selDay = days;
			dObj.selDay = selDay;
		}
	}
	
	//reset the day list
	dObj.dayObj.options.length = 0;
	
	//check to see if we are dealing with febuary
	if(month == 1)
	{
		//if the year divided by 4 does not contain a decimal place then it is a leapyear
		if((dObj.yearObj.options[dObj.yearObj.selectedIndex].value / 4).toString().indexOf('.') == -1)
		{
			days = arrDays[month] + 1;
		}
	}

	//loop through the days for each month
	for(var i = 1; i < days + 1; i++)
	{
		dObj.dayObj.options.length += 1;
		dObj.dayObj.options[i-1].value = i;
		dObj.dayObj.options[i-1].text = i;
		if(i == selDay)
		{
			dObj.dayObj.options[i-1].selected = true;
		}
	}
}

//update the currently selected day
function updateSelDay(dObj)
{
	if(dObj == null)
	{
		dObj = this.parent;
	}
	dObj.selDay = dObj.dayObj.selectedIndex + 1;
}

//

//************************//
function ShowWin(strFile)
{
	var win1=window.open(strFile,"win","scrollbars=yes,width=600,height=400")
	
	//alert(screen.width)
	var lft = window.screen.width - 900
	//alert(lft)
	var top = window.screen.height - 700
	win1.moveTo(lft,top) 
}
/*function ScreenResolution(Bwinheight,Bwinwidth,Swinheight,Swinwidth)
{var width = screen.width
 var height = screen.height
  
 if (width==800 && height==600)
 {	
	window.moveTo ((width/2)-(Swinwidth/2+10),(height/2)-(Swinheight/2+20))
	window.resizeTo(Swinwidth,Swinheight);
	window.focus();
 }
 else
 {
 window.moveTo ((width/2)-(Bwinwidth/2+10),(height/2)-(Bwinheight/2+20))
 window.resizeTo(Bwinwidth,Bwinheight);
 window.focus();
 }
}*/