var fourDigits = new Array();
var fiveDigits = new Array();
var str = "";

function setDigits(file,num)
{
	var xmlHttp;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			str = xmlHttp.responseText;
			if(num==4)
				fourDigits = str.split("\n");
			if(num==5)
				fiveDigits = str.split("\n");
		}
	}
	try {
		xmlHttp.open("GET",file,true);
		xmlHttp.send(null);
	}
	catch(e) 
	{
		alert(e);
	}
}

setDigits("../txt/4-digits.txt",4);
setDigits("../txt/5-digits.txt",5);

function checkPlateAv(plateNum)
{
	//var plateNum = obj.value;
	var bool = false;
	if(plateNum.length == 4)
	{
		for(i=0;i<fourDigits.length;i++)
		{
			if(parseInt(plateNum) == parseInt(fourDigits[i]))
			{
				bool = true;
				break;
			}
		}
		if(bool == true)
		{
			document.getElementById("answer_overlay").style.display = "block";
			document.getElementById("plate_check_result").style.display = "none";
			document.getElementById("plate_check_result2").style.display = "block";
			document.getElementById("plate_check_result3").style.display = "none";
		}
		else
		{
			document.getElementById("answer_overlay").style.display = "block";
			document.getElementById("plate_check_result").style.display = "block";
			document.getElementById("plate_check_result2").style.display = "none";
			document.getElementById("plate_check_result3").style.display = "none";
		}
	}
	if(plateNum.length == 5)
	{
		for(i=0;i<fiveDigits.length;i++)
		{
			if(parseInt(plateNum) == parseInt(fiveDigits[i]))
			{
				bool = true;
				break;
			}
		}
		if(bool == true)
		{
			document.getElementById("answer_overlay").style.display = "block";
			document.getElementById("plate_check_result").style.display = "none";
			document.getElementById("plate_check_result2").style.display = "block";
			document.getElementById("plate_check_result3").style.display = "none";
		}
		else
		{
			document.getElementById("answer_overlay").style.display = "block";
			document.getElementById("plate_check_result").style.display = "block";
			document.getElementById("plate_check_result2").style.display = "none";
			document.getElementById("plate_check_result3").style.display = "none";
		}
	}
	if(plateNum.length < 4)
	{
		document.getElementById("answer_overlay").style.display = "none";
		document.getElementById("plate_check_result").style.display = "none";
		document.getElementById("plate_check_result2").style.display = "none";
		document.getElementById("plate_check_result3").style.display = "none";
	}
}

function newSearch()
{
	document.getElementById("answer_overlay").style.display = "none";
	document.getElementById("plate_check_result").style.display = "none";
	document.getElementById("plate_check_result2").style.display = "none";
}