//this code from http://developer.mozilla.org/en/docs/AJAX:Getting_Started
//modified for use by Anomalous Web Development under Creative Commons License
function makeRequest(value,url,dest,openMenu)
{
	if(openMenu == null) openMenu = true;
	var httpRequest;
	if (window.XMLHttpRequest) // Mozilla, Safari, etc
	{
		httpRequest = new XMLHttpRequest();
		if (httpRequest.overrideMimeType)
			httpRequest.overrideMimeType('text/xml');
	} 
	else if (window.ActiveXObject) // IE
	{
		try
		{
			httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e) {}
		}
	}
	if (!httpRequest)
	{
		alert('Giving up :( Cannot create an XMLHTTP instance');
		return false;
	}
	httpRequest.onreadystatechange = function() { alertContents(httpRequest,dest,openMenu); };
	var aString = url+"?search="+value+"&locationID=21";
	httpRequest.open('GET', aString, true);
	httpRequest.send('');
}

function compareDatesAjax()
{
	var httpRequest;
	if (window.XMLHttpRequest) // Mozilla, Safari, etc
	{
		httpRequest = new XMLHttpRequest();
		if (httpRequest.overrideMimeType)
			httpRequest.overrideMimeType('text/xml');
	} 
	else if (window.ActiveXObject) // IE
	{
		try
		{
			httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e) {}
		}
	}
	if (!httpRequest)
	{
		alert('Giving up :( Cannot create an XMLHTTP instance');
		return false;
	}
	httpRequest.onreadystatechange = function() { compareDates(httpRequest); };
	var pickupHour = document.getElementById("PickupHour")[document.getElementById("PickupHour").selectedIndex].text;
	var pickupMinute = document.getElementById("PickupMinute")[document.getElementById("PickupMinute").selectedIndex].text;
	var pickupDay = document.getElementById("PickupDay")[document.getElementById("PickupDay").selectedIndex].text;
	var pickupMonth = document.getElementById("PickupMonth")[document.getElementById("PickupMonth").selectedIndex].text;
	var pickupYear = document.getElementById("PickupYear")[document.getElementById("PickupYear").selectedIndex].text;
	var dropoffHour = document.getElementById("DropoffHour")[document.getElementById("DropoffHour").selectedIndex].text;
	var dropoffMinute = document.getElementById("DropoffMinute")[document.getElementById("DropoffMinute").selectedIndex].text;
	var dropoffDay = document.getElementById("DropoffDay")[document.getElementById("DropoffDay").selectedIndex].text;
	var dropoffMonth = document.getElementById("DropoffMonth")[document.getElementById("DropoffMonth").selectedIndex].text;
	var dropoffYear = document.getElementById("DropoffYear")[document.getElementById("DropoffYear").selectedIndex].text;
	var aString = "anomalousdev/timeCheck.php?"+"hours1="+pickupHour+"&minutes1="+pickupMinute+"&day1="+pickupDay+"&month1="+pickupMonth+"&year1="+pickupYear+"&hours2="+dropoffHour+"&minutes2="+dropoffMinute+"&day2="+dropoffDay+"&month2="+dropoffMonth+"&year2="+dropoffYear;
	httpRequest.open('GET', aString, true);
	httpRequest.send('');
}

function alertContents(httpRequest,dest,openMenus) {
	if (httpRequest.readyState == 4)
	{
		if (httpRequest.status == 200)
		{
			var theRequests = httpRequest.responseText.split("\n");
			for(var i=0; i<theRequests.length; i++)
			{
				var optionInfo = theRequests[i].split(",");
				var theOption = new Option(optionInfo[1],i);
				theOption.value = optionInfo[0];
				if(optionInfo[2])
				{
					if(optionInfo[2].substring(0,4)=="true")
					{
						theOption.selected = "true";
					}
				}
				document.getElementById(dest).options[i] = theOption;
				
				if(optionInfo[2])
				{
					if(optionInfo[2].substring(0,4)=="true")
					{
						document.getElementById(dest).selectedIndex=i;
						document.getElementById("ajaxTextBox").value = document.getElementById("PickupLocationID")[document.getElementById("PickupLocationID").selectedIndex].text;
					}
				}
			}
			if(openMenus) openMenu(dest);
		}
		else
		{
			alert('There was a problem with the request. Status code '+httpRequest.status);
		}
	}
}

function compareDates(httpRequest) {
	if (httpRequest.readyState == 4)
	{
		if (httpRequest.status == 200)
		{
			var theRequest = httpRequest.responseText;
			if(theRequest == "1")
			{
				changeDate();
			}
		}
		else
		{
			alert('There was a problem with the request. Status code '+httpRequest.status);
		}
	}
}

var timerID = null;
var timerOn = false;

function startTime(dest)
{
	if(timerOn==false)
	{
		timerID=setTimeout("closeMenu(\""+dest+"\")",200);
		timerOn=true
	}
}

function stopTime(dest)
{
	if(timerOn==true)
	{
		clearTimeout(timerID)
		timerID=null
		timerOn=false
	}
}

function openMenu(dest)
{
	document.getElementById(dest).className="displayed";
	stopTime();
}

function closeMenu(dest)
{
	document.getElementById(dest).className="notDisplayed";
}

function changeDate()
{
	var pickupDay = document.getElementById("PickupDay");
	var pickupMonth = document.getElementById("PickupMonth");
	var pickupYear = document.getElementById("PickupYear");
	var pickupHour = document.getElementById("PickupHour");
	var pickupMinute = document.getElementById("PickupMinute");
	var dropoffDay = document.getElementById("DropoffDay");
	var dropoffMonth = document.getElementById("DropoffMonth");
	var dropoffYear = document.getElementById("DropoffYear");
	var dropoffHour = document.getElementById("DropoffHour");
	var dropoffMinute = document.getElementById("DropoffMinute");
	/*var dropYearVal = dropoffYear.selectedIndex;
	var dropMonthVal = dropoffMonth.selectedIndex;
	var dropDayVal = dropoffDay.selectedIndex;
	var dropHourVal = dropoffHour.selectedIndex;
	var dropMinuteVal = dropoffMinute.selectedIndex;
	var pickYearVal = pickupYear.selectedIndex;
	var pickMonthVal = pickupMonth.selectedIndex;
	var pickDayVal = pickupDay.selectedIndex;
	var pickHourVal = pickupHour.selectedIndex;
	var pickMinuteVal = pickupMinute.selectedIndex;*/
	
	dropoffDay.selectedIndex = pickupDay.selectedIndex;
	dropoffMonth.selectedIndex = pickupMonth.selectedIndex;
	dropoffYear.selectedIndex = pickupYear.selectedIndex;
	dropoffHour.selectedIndex = pickupHour.selectedIndex;
	dropoffMinute.selectedIndex = pickupMinute.selectedIndex;
	
	/*if(dropYearVal >= pickYearVal)
	{
		if(dropMonthVal >= pickMonthVal)
		{
			if(dropDayVal >= pickDayVal)
			{
				if(dropHourVal >= pickHourVal)
				{
					if(dropMinuteVal < pickMinuteVal)
					{
						dropoffMinute.selectedIndex = pickupMinute.selectedIndex;
					}
				}
				else if(dropHourVal < pickHourVal)
				{
					dropoffHour.selectedIndex = pickupHour.selectedIndex;
				}
			}
			else if(dropDayVal < pickDayVal)
			{
				dropoffDay.selectedIndex = pickupDay.selectedIndex;
			}
		}
		else if(dropMonthVal < pickMonthVal)
		{
			dropoffMonth.selectedIndex = pickupMonth.selectedIndex;
		}
	}
	else if(dropYearVal < pickYearVal)
	{
		dropoffYear.selectedIndex = pickupYear.selectedIndex;
	}*/
}