var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		//alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		//alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		//alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		//alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		//alert("Please enter a valid date")
		return false
	}
return true
}

function checknumbers(field)
{
	var field = field
	var valid = "0123456789-"
	var ok = "yes";
	var temp;
	for (var i=0; i<field.length; i++) 
		{
			temp = "" + field.substring(i, i+1);
			if (valid.indexOf(temp) == "-1") 
			ok = "no";
		}
	if (ok == "no" || field=="") 
	{
		return false;
	}
	return true;
}

function checkradio(field) {
    var cnt = -1;
    for (var i=field.length-1; i > -1; i--) {
        if (field[i].checked) {cnt = i; i = -1;}
    }
    if (cnt > -1)
		 return true;
    else 
		return false;
}
                  

function val(field,fieldtype,alerttxt)
{
	with (field)
	{
		if (fieldtype=="TextBox")
		{
			if (value==null||value=="")
			{alert(alerttxt); focus(); return false}
			else {return true}
		}
		
		if (fieldtype=="DateBox")
		{
			if (isDate(value)==false)
				{alert(alerttxt); focus(); return false}
			else {return true}
		}	
		
		if (fieldtype=="NumberBox")
		{
			if (checknumbers(value)==false)
				{alert(alerttxt); focus(); return false}
			else {return true}
		}
		
		if (fieldtype=="PhoneBox")
		{
			if (checknumbers(value)==false || value.length<3)
				{alert("Please enter a valid 10 digits value for " + alerttxt + "!"); focus(); return false}
			else {return true}
		}	
		
		if (fieldtype=="RadioBox" || fieldtype=="CheckBox")
		{
			if (checkradio(field)==false)
				{alert(alerttxt); focus(); return false}
			else {return true}
		}	
		
		if (fieldtype=="QuestionBox")
		{
			if (checkradio(field)==false)
				{alert(alerttxt); focus(); return false}
			else {return true}
		}	
		
		if (fieldtype=="CheckBoxOne")
		{
			if (field.checked==false)
				{alert(alerttxt); focus(); return false}
			else {return true}
		}	

		if (fieldtype=="EmailBox")
		{
			apos=value.indexOf("@")
			dotpos=value.lastIndexOf(".")
			if (apos<1||dotpos-apos<2) 
			  {alert(alerttxt); focus(); return false}
			else {return true}
		}		
	}
}

function getAjax(ajax_name, var1, var2)
{
  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)
    {             
      document.getElementById(ajax_name).innerHTML = xmlHttp.responseText;
    }
  }
  
  var url="ajax.asp";
  url=url+"?ajax_name="+ajax_name+"&var1="+var1+"&var2="+var2;
  //alert(url);
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);  
}

var nw
function openAnyWindow(url, name, w, h, s)
{
  if (!nw || nw.closed)
  {
    nw = window.open(url, name,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=' + s + ',resizable=0, title=0,width=' + w + ',height=' + h + ',left=300, top=230');
    if(!nw.opener)
    {
      nw.opener
    }
    nw.document.close()
  } 
  else 
  {
	nw.close()
    nw = window.open(url, name,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=' + s + ',resizable=0, title=0,width=' + w + ',height=' + h + ',left=300, top=230');
    nw.focus()
  }
}

// Auto Print Script
var gAutoPrint = true; // Flag for whether or not to automatically call the print function

function printme(printDiv)
{
	if (document.getElementById != null)
	{
		var html = '<HTML>\n<HEAD>\n<link href="style_print.css" rel="stylesheet" type="text/css" />\n</HEAD>\n<BODY>\n';		
		var printReadyElem = document.getElementById(printDiv);
		
		if (printReadyElem != null)
		{
				html += printReadyElem.innerHTML;
		}
		else
		{
			alert("Could not find the printReady section in the HTML");
			return;
		}
			
		html += '\n</BODY>\n</HTML>';
		
		var printWin = window.open("","printSpecial");
		printWin.document.open();
		printWin.document.write(html);
		printWin.document.close();
		if (gAutoPrint)
			printWin.print();
	}
	else
	{
		alert("Sorry, the print ready feature is only available in modern browsers.");
	}
}