var dtCh= "/";
var minYear=1900;
var maxYear=2100;
function Trim(siString) 
{
	if(siString == null || siString == "" )
		return "" ;
    return lTrim(rTrim(siString))
}
function lTrim(strValue)
{
	var LTRIMrgExp = /^\s */;
	return strValue.replace(LTRIMrgExp, '');
}// function lTrim

function rTrim(strValue)
{
	var RTRIMrgExp = /\s *$/;
	return strValue.replace(RTRIMrgExp, '');
}// function rTrim
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 strYear=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strDay=dtStr.substring(pos2+1)
	var strMessage = "" ;
	strYr=strYear
	
	//alert(LanguageType)     ;
	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){
		strMessage = LanguageType.toUpperCase() == "ENG" ? "Date should be in this format yyyy/mm/dd" : " yyyy/mm/dd يجب ادخال التاريخ على الشكل   " ;
		alert(strMessage)
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		
		strMessage = LanguageType.toUpperCase() == "ENG" ? "Please Enter valid Month" : "الرجاء ادخال الشهر بشكل صحيح" ;
		alert(strMessage)
		
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		strMessage = LanguageType.toUpperCase() == "ENG" ? "Please Enter valid Day" : "الرجاء ادخال اليوم بشكل صحيح" ;
		alert(strMessage)
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		strMessage = LanguageType.toUpperCase() == "ENG" ? "Please Enter valid year between 1900-2100" : "الرجاء ادخال اربعة أرقام بين 1900 و 2100" ;
		alert(strMessage)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		strMessage = LanguageType.toUpperCase() == "ENG" ? "Please Enter valid Date" : "الرجاء ادخال التاريخ بشكل صحيح" ;
		alert(strMessage)
		return false ;
	}
	return true
}
function IsDigit()
{
	var bReturnValue = false;
	//alert(event.keyCode);
	// if the entered character is digit   
	if( ((event.keyCode >= 48) && (event.keyCode <= 57)) )
		bReturnValue = true;

	if( document.getElementById("platType") )
	{
		if(document.getElementById("platType").value == "DIP")
			bReturnValue = true;
	}
		
	return bReturnValue;
}
function moveFocusDate(objName)
{
	var obj = event.srcElement ;//document.getElementById(objName) ;
	
	if( event.keyCode == 9 || event.keyCode == 16) return true;
	
	if(obj)
	{
		var objName = obj.name ;
		if( obj.value.length == obj.maxLength )
		{
			 if( objName=="year" && document.getElementById("month") && document.getElementById("month").value == "" )
			 {
			 	document.getElementById("month").focus();
			 }	
			 else if( objName=="year" && document.getElementById("day") && document.getElementById("day").value == "" )
			 {
			 	document.getElementById("day").focus();
			 }			 
			 else if( objName=="month" && document.getElementById("year") && document.getElementById("year").value == "" )
			 {
			 	document.getElementById("year").focus();
			 }
			 else if( objName=="month" && document.getElementById("day") && document.getElementById("day").value == "" )
			 {
			 	document.getElementById("day").focus();
			 }	
			 else if( objName=="day" && document.getElementById("month") && document.getElementById("month").value == "" )
			 {
			 	document.getElementById("month").focus();
			 }				 		 
		}
	}	
}
function toUpperValue(obj)
{
	var stringVal = obj.value;
	stringVal = stringVal.toUpperCase();
	obj.value = stringVal;
}
function wopen(url, name, popW, popH)
{
	var w = 480, h = 340;

	if (document.all || document.layers) {
	   w = screen.availWidth;
	   h = screen.availHeight;
	}

	

	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
  
  
  var win = window.open(url,
    name,
    'width=' + popW + ', height=' + popH + ', ' +
    'left=' + leftPos + ', top=' + topPos + ', ' +
    'location=no, menubar=no, ' +
    'status=no, toolbar=no, scrollbars=no, resizable=no');
  // Just in case width and height are ignored


  win.focus();
}
function isEmail(str) {
  // are regular expressions supported?
  var supported = 0;
  	if (window.RegExp) {
    	var tempStr = "a";
    	var tempReg = new RegExp(tempStr);
    	if (tempReg.test(tempStr)) supported = 1;
	}
	if (!supported) 
    	return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
  	var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
  	var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
  	return (!r1.test(str) && r2.test(str));
}
function moveCPYFocusObj(formName)
{
	var obj = event.srcElement ;
	var formObj = document.getElementById(formName);
	if( event.keyCode == 9 || event.keyCode == 16) return true;
	var objName = "" ;
	if(obj && formObj)
	{
		objName = obj.name ;
		
		if( obj.value.length == obj.maxLength )
		{
			 if( objName=="cpyType" && formObj.cpyNo && formObj.cpyNo.value == "" )
			 {
			 	formObj.cpyNo.focus();
			 }	
			 else if( objName=="cpyType" && formObj.cpyBrnNo && Trim(formObj.cpyBrnNo.value) == "" )
			 {
			 	formObj.cpyBrnNo.focus();
			 }			 
			 else if( objName=="cpyNo" && formObj.cpyType && formObj.cpyType.value == "" )
			 {
			 	formObj.cpyType.focus();
			 }
			 else if( objName=="cpyNo" && formObj.cpyBrnNo && formObj.cpyBrnNo.value == "" )
			 {
			 	formObj.cpyBrnNo.focus();
			 }	
			 else if( objName=="cpyBrnNo" && formObj.cpyNo && formObj.cpyNo.value == "" )
			 {
			 	formObj.cpyNo.focus();
			 }	
			 else if( objName=="cpyBrnNo" && formObj.cpyType && formObj.cpyType.value == "" )
			 {
			 	formObj.cpyType.focus();
			 }			 			 		 
		}
	}	
}
function checkSubmit(formName)
{
	//alert(formName);
	if( event.keyCode == 13 )
	{
		try
		{
			if( document.getElementById(formName) && document.getElementById(formName).onsubmit() )
				document.getElementById(formName).submit() ;
		}
		catch(e)	
		{
			return false;
		}
	}
	else
		return IsDigit();
		
}
function checkExpiryInfoValues(language)
{
		if ( document.expiryInfoForm.qidNo  ) 
		{
			var qidVal = Trim(document.expiryInfoForm.qidNo.value) ;
			
			if( qidVal == "" || qidVal.length != 11 )
			{
				alert( (language== "English")? "Enter a Valid Qatari Id Number" : "الرجاء ادخال الرقم الشخصي بشكل صحيح" );
				document.expiryInfoForm.qidNo.focus();
				document.expiryInfoForm.qidNo.select();
				return false;
			}	
		}		
}
function AJAXInteraction(url,callback,actionType,id) {

    var doReq = init();
    doReq.onreadystatechange = processRequest;
        
    function init() {
		return  newXMLHttpRequest() ;  
    }
    
    function processRequest () {
      // readyState of 4 signifies request is complete
      if (doReq.readyState == 4) {
	// status of 200 signifies sucessful HTTP call
        if (doReq.status == 200) {
          if (callback) callback(doReq.responseText,actionType,id);
        }
      }
    }

    this.doGet = function() {
      // make a HTTP GET request to the URL asynchronously
      doReq.open("GET", url, true);
      doReq.send(null);
    }
    this.doPost = function() {
      // make a HTTP GET request to the URL asynchronously
      doReq.open("POST", url, true);
      doReq.send(null);
    }    
}
/*
 * Returns a new XMLHttpRequest object, or false if this browser
 * doesn't support it
 */
function newXMLHttpRequest() {

  var xmlreq = false;

  if (window.XMLHttpRequest) {

    // Create XMLHttpRequest object in non-Microsoft browsers
    xmlreq = new XMLHttpRequest();

  } else if (window.ActiveXObject) {

    // Create XMLHttpRequest via MS ActiveX
    try {
      // Try to create XMLHttpRequest in later versions
      // of Internet Explorer

      xmlreq = new ActiveXObject("Msxml2.XMLHTTP");

    } catch (e1) {

      // Failed to create required ActiveXObject

      try {
        // Try version supported by older versions
        // of Internet Explorer

        xmlreq = new ActiveXObject("Microsoft.XMLHTTP");

      } catch (e2) {

        // Unable to create an XMLHttpRequest with ActiveX
      }
    }
  }
  return xmlreq;
}
function checkCpyValues(language,formName)
{
	var formObj 	= document.getElementById(formName);
	if(!formObj)
	{
		alert("wrong form Name");
		return false;
	}
	var cpyType		= formObj.cpyType == null ? "" : Trim(formObj.cpyType.value)  ;
	var cpyNo 		= formObj.cpyNo == null ? "" : Trim(formObj.cpyNo.value)  ;
	var cpyBrnNo 	= formObj.cpyBrnNo == null ? "" : Trim(formObj.cpyBrnNo.value)  ;

	if( cpyType == "" || cpyNo == "" || cpyBrnNo == ""   )
	{
		message = language == "Arabic" ? "ادخل رقم المنشأة بشكل صحيح" : "Enter a Valid CR No" ;
		alert(message);		
		(cpyType == "") ? formObj.cpyType.focus() : ((cpyNo == "") ? formObj.cpyNo.focus():formObj.cpyBrnNo.focus()) ;
		return false;
	}
	if( cpyType.length != 2   )
	{
		message = language=="Arabic" ? "رقم المنشأة يتكون من 8 أرقام" : "CR No is 8 digits" ;
		alert(message);		

	 	formObj.cpyType.focus();
		return false;
	}	
	if( cpyNo.length != 4   )
	{
		message = language=="Arabic" ? "رقم المنشأة يتكون من 8 أرقام" : "CR No is 8 digits" ;
		alert(message);	
		formObj.cpyNo.focus();
		return false;
	}
	if( cpyBrnNo.length != 2   )
	{
		message = language=="Arabic" ? "رقم المنشأة يتكون من 8 أرقام" : "CR No is 8 digits" ;
		alert(message);	
	 	formObj.cpyBrnNo.focus();
		return false;
	}
		
	if( cpyType.length != 2   )
	{
		message = language=="Arabic" ? "رقم المنشأة يتكون من 8 أرقام" : "CR No is 8 digits" ;
		alert(message);	
		formObj.cpyType.focus();
		return false;
	}	
	
	return true ;
}