function required(elementsInputs, intCounter) 
{
	var  Myarray  = new Array ();    
   	var k=0; 
   	
   	for(i = 0; i < intCounter; i++) 
	{
   		if(elementsInputs[i].value=="") 
		{  
      		Myarray[k]=elementsInputs[i].name;
      		k++;  
      	}
	}			   
    return Myarray;   
}

function disURL()
{
     if(document.post_frm.weblink.value=="")
     {
	     document.post_frm.weblink.value="http://";
	     document.post_frm.weblink.focus();
     }
}

function hideURL()
{
	if(document.post_frm.weblink.value=="http://")
    	document.post_frm.weblink.value="";
}

function ValidateEMail(mailids)
{
	var arr = new Array('.com','.net','.org','.biz','.info','.name','.pro','.edu','.gov','.co');
	var mai = mailids;
	var val = true;
	var dot = mai.lastIndexOf(".");
	var ext = mai.substring(dot,mai.length);
	var at = mai.indexOf("@");
	var dom = dot - at;
	var sp = mai.indexOf(" ");
	if(dom >= 4 && at >1 && sp == -1)
	{
		for(var i=0; i<arr.length; i++)
		{
			if(ext == arr[i])
			{
				val = true;
				break;
			}
			else
			{
				val = false;
			}
		}
		if(val == false)
		{
			return false;
		}
	}
	else
	{
		return false;
	}
	return true;
}

function getFormattedmsg(sVal)
{
	while(sVal.indexOf("_")!=-1)
	{
		sVal = sVal.replace("_", " ")
	}
	var b;
	b=sVal.charAt(0).toUpperCase();
	b=b+sVal.substring(1);
	return b;
}

function is_number(number)
{
	if(!number.match(/^[\-\+0-9e1-9]+$/))
		return false;
	return true;
}

function validate(obj)
{
	for(var i=0;i<obj.length;i++)
	{
		var objDataTypeHolder = obj[i].name.substring(0,3);
		if(obj[i].type=='text' && obj[i].value=='' && objDataTypeHolder=='TR_')
		{
			sChangedName = obj[i].name.substring(3);
			sChangedName = getFormattedmsg(sChangedName)
			alert("Please enter "+ sChangedName +".");
			obj[i].focus();
			return false;
			break;
		}
		if(obj[i].type=='password' && obj[i].value=='' && objDataTypeHolder=='TR_')
		{
			sChangedName = obj[i].name.substring(3);
			sChangedName = getFormattedmsg(sChangedName)
			alert("Please enter "+ sChangedName +".");
			obj[i].focus();
			return false;
			break;
		}
		if(obj[i].type=='select-one' && obj[i].value=='' && objDataTypeHolder=='TR_')
		{
			sChangedName = obj[i].name.substring(3);
			sChangedName = getFormattedmsg(sChangedName)
			alert("Please select "+ sChangedName +".");
			obj[i].focus();
			return false;
			break;
		}
		if(obj[i].type=='text' && objDataTypeHolder=='TN_')
		{
			if(obj[i].value=='')
			{
				sChangedName = obj[i].name.substring(3);
				sChangedName = getFormattedmsg(sChangedName)
				alert("Please enter "+ sChangedName +".");
				obj[i].focus();
				return false;
				break;
			}
			else if(obj[i].value!='')
			{
				if(!ValidateEMail(obj[i].value))
				{
					sChangedName = obj[i].name.substring(3);
					sChangedName = getFormattedmsg(sChangedName)
					alert("Please enter valid "+ sChangedName +".");
					obj[i].focus();
					obj[i].select();
					return false;
					break;
				}
			}
		}
		if(obj[i].type=='text' && objDataTypeHolder=='NM_')
		{
			if(obj[i].value=='')
			{			
				sChangedName = obj[i].name.substring(3);
				sChangedName = getFormattedmsg(sChangedName)
				alert("Please enter "+ sChangedName +".");
				obj[i].focus();
				return false;
				break;
			}
			else if(obj[i].value!='')
			{
				if(!is_number(obj[i].value))
				{
					sChangedName = obj[i].name.substring(3);
					sChangedName = getFormattedmsg(sChangedName)
					alert("Please enter Numeric "+ sChangedName +".");
					obj[i].focus();
					obj[i].select();
					return false;
					break;
				}
			}
		}
	}
	return true;
}


////////////////////////////////////////////////////
//This file contains the functions for input data validation
//at client side with the help of java script.

//  this function checks the email format is correct or not
//  and return true or false accordingly.
	function is_email(email)
	{
		if(!email.match(/^[A-Za-z0-9\._\-+]+@[A-Za-z0-9_\-+]+(\.[A-Za-z0-9_\-+]+)+$/))
			return false;
		return true;
	}
// End of is_email Function

//  this function checks the given number is signed/unsigned number
//  and return true or false accordingly.
	function is_number(number)
	{
		if(!number.match(/^[\-\+0-9e1-9]+$/))
			return false;
		return true;
	}
// End of is_number Function

//  this function checks the given number is unsigned number
//  and return true or false accordingly.
	function is_unsign_number(number)
	{
		if(!number.match(/^[\+0-9]+$/))
			return false;
		return true;
	}
	function is_double(number)
	{
		if(!number.match(/^[0-9]*\.?[0-9]*$/))
			return false;
		return true;
	}
// End of is_unsign_number Function
	
//  this function checks the given string is alphanumeric word or not
//  and return true or false accordingly.
	function is_alpha_numeric(str)
	{
		if(!str.match(/^[A-Za-z0-9 ]+$/))
			return false;
		return true;
	}
// End of is_alpha_numeric Function

//  this function checks the given string is empty or not
//  and return true or false accordingly.
	function is_empty(str)
	{
  		 str=trim(str);
		 if ((str.length==0)||(str==null))
			return true;
		 return false;
	}
// End of is_empty Function
	
	function trim(inputString) 
	{
	   inputString=inputString.replace(/^\s+/g,"");
	   inputString=inputString.replace(/\s+$/g,"");
	   return inputString;
	} // Ends the "trim" function

	function convertDate(d,dateformat)
	{
		if(dateformat==null)
			dateformat='dd-mm-yyyy';

		if(dateformat.match(/^dd[-\/]{1}mm[-\/]{1}yyyy$/i))
		{
			var T = d.split(/[-\/]/);
			var M = T[1];
			var D = T[0];
			var	Y = T[2];
		}
		else if(dateformat.match(/^yyyy[-\/]{1}mm[-\/]{1}dd$/i))
		{
			var T = d.split(/[-\/]/);
			var M = T[1];
			var D = T[2];
			var	Y = T[0];
		}
		else
			return d;

		return (M+"-"+D+"-"+Y);
	}

	function is_date(d,dateformat)
	{
		if(dateformat==null)
			dateformat='dd-mm-yyyy';

		if(!dateformat.match(/^mm[-\/]{1}dd[-\/]{1}yyyy$/i))
			d=convertDate(d,dateformat);

		if(d.search(/^(\d){1,2}[-\/\\](\d){1,2}[-\/\\]\d{4}$/)!=0)
			return -1;//Bad Date Format
		
		var T = d.split(/[-\/]/);
		var M = eval(T[0]);
		var D = T[1];
		var	Y = T[2];
	
		return D>0 && (D<=[,31,28,31,30,31,30,31,31,30,31,30,31][M] ||	D==29 && Y%4==0 && (Y%100!=0 || Y%400==0) ) 
	}

	/// Usage : daetDiif(FirstDate,SecondDate,dateformat,returnas)
	/// returnas=null or 0 //Difrence will return in days
	/// returnas=null or 1 //Difrence will return in hours;
	/// returnas=null or 2 //Difrence will return in mins;
	/// returnas=null or 3 //Difrence will return in secs;
	/// returnas=null or 4 //Difrence will return in weeks;
	/// returnas=null or 5 //An array will return;


	function dateDiff(firstdate,secondate,dateformat,returnas)
	{
		date1 = new Date();
		date2 = new Date();
		diff  = new Date();
		
		firstdate=convertDate(firstdate);
		secondate=convertDate(secondate);

		if(is_date(firstdate,'mm-dd-yyyy')) 
		{ // Validates first date 
			date1temp = new Date(firstdate);
			date1.setTime(date1temp.getTime());
		}
		else
			return false; // otherwise exits

		if(is_date(secondate,'mm-dd-yyyy')) 
		{ // Validates second date 
			date2temp = new Date(secondate);
			date2.setTime(date2temp.getTime());
		}
		else
			return false; // otherwise exits

		// sets difference date to difference of first date and second date

		diff.setTime(date1.getTime() - date2.getTime());

		timediff = diff.getTime();
		
		if(returnas==null || returnas==0)
			return Math.floor(timediff / (1000 * 60 * 60 * 24)); 
		else if(returnas==1)
			return Math.floor(timediff / (1000 * 60 * 60)); 
		else if(returnas==2)
			return Math.floor(timediff / (1000 * 60)); 
		else if(returnas==3)
			return Math.floor(timediff / 1000); 
		else if(returnas==4)
			return Math.floor(timediff / (1000 * 60 * 60 * 24 * 7));
		else if(returnas==5)
		{
			weeks = Math.floor(timediff / (1000 * 60 * 60 * 24 * 7));
			timediff -= weeks * (1000 * 60 * 60 * 24 * 7);

			days = Math.floor(timediff / (1000 * 60 * 60 * 24)); 
			timediff -= days * (1000 * 60 * 60 * 24);

			hours = Math.floor(timediff / (1000 * 60 * 60)); 
			timediff -= hours * (1000 * 60 * 60);

			mins = Math.floor(timediff / (1000 * 60)); 
			timediff -= mins * (1000 * 60);

			secs = Math.floor(timediff / 1000); 
			timediff -= secs * 1000;

			retval=new Array(weeks,days,hours,mins,secs);

			return retval; // form should never submit, returns false
		}
	}

	function isPastDate(firstdate,secondate,dateformat)
	{

		diff=dateDiff(firstdate,secondate);
		
		if(diff<0)
			return true;
		return false;
	}

	function isValidCreditCard(type, ccnum) 
	{
	   if (type == "Visa" || type == "VI") {
		  // Visa: length 16, prefix 4, dashes optional.
		  var re = /^4\d{3}-?\d{4}-?\d{4}-?\d{4}$/;
	   } else if (type == "MasterCard" || type == "MC") {
		  // Mastercard: length 16, prefix 51-55, dashes optional.
		  var re = /^5[1-5]\d{2}-?\d{4}-?\d{4}-?\d{4}$/;
	   } else if (type == "Discover"  || type == "NO") {
		  // Discover: length 16, prefix 6011, dashes optional.
		  var re = /^6011-?\d{4}-?\d{4}-?\d{4}$/;
	   } else if (type == "AmEx" || type == "AX") {
		  // American Express: length 15, prefix 34 or 37.
		  var re = /^3[4,7]\d{13}$/;
	   } else if (type == "Diners") {
		  // Diners: length 14, prefix 30, 36, or 38.
		  var re = /^3[0,6,8]\d{12}$/;
	   } else if (type == "Bankcard") {
		  // Bankcard: length 16, prefix 5610 dashes optional.
		  var re = /^5610-?\d{4}-?\d{4}-?\d{4}$/;
	   } else if (type == "JCB") {
		  // Bankcard: length 16, prefix 5610 dashes optional.
		  var re = /^[3088|3096|3112|3158|3337|3528]\d{12}$/;
	   } else if (type == "EnRoute") {
		  // Bankcard: length 15, prefix 5610 dashes optional.
		  var re = /^[2014|2149]\d{11}$/;
	   } else if (type == "Switch") {
		  // Bankcard: length 16, prefix 5610 dashes optional.
		  var re = /^[4903|4911|4936|5641|6333|6759|6334|6767]\d{12}$/;
	   }

	   if (!re.test(ccnum)) return false;
	   // Checksum ("Mod 10")
	   // Add even digits in even length strings or odd digits in odd length strings.
	   var checksum = 0;
	   for (var i=(2-(ccnum.length % 2)); i<=ccnum.length; i+=2) {
		  checksum += parseInt(ccnum.charAt(i-1));
	   }
	   // Analyze odd digits in even length strings or even digits in odd length strings.
	   for (var i=(ccnum.length % 2) + 1; i<ccnum.length; i+=2) {
		  var digit = parseInt(ccnum.charAt(i-1)) * 2;
		  if (digit < 10) { checksum += digit; } else { checksum += (digit-9); }
	   }
	   if ((checksum % 10) == 0) return true; else return false;
	}

	//Checks the phone number like (001)-330-330 OR 9992592892
	///Start Function
	function is_phone(varphone)
	{
		if(!varphone.match(/^(\(?[0-9]*[-#\*\s]*[0-9]+\)?)+$/))
			return false;
		return true
	}
	//End Function
//password validation at least one alpha or one no
function is_password(password)
{	
 		var re = /^\w*(?=\w*\d)(?=\w*[a-z])\w*$/
		if (!re.test(password))
		{		
			 return false;
		}
		return true;
}
//radio button validation	
	/*function valButton(btn) {
    var cnt = -1;
    for (var i=btn.length-1; i > -1; i--) {
        if (btn[i].checked) {cnt = i; i = -1;}
    }
    if (cnt > -1) return btn[cnt].value;
    else return null;
}
var fvalue = valButton(val.filetype);
	if (fvalue == null)
	{
		alert('Please select file type.');		
		return false;
	}
	

*/


//date validation
/*
function validate(val)
{
	if(val.startDate.value=='')
	{
		alert("Please enter Start date.");
		val.startDate.focus();
		return false;
	} 	
	if(is_date(val.startDate.value,'yyyy-mm-dd')==-1)
	{
		alert("Please enter valid start date.");
		val.startDate.focus();
		return false;
	}
		 
	var now = new Date();
	var todatdate = new Date(now.getFullYear(),now.getMonth(),parseInt(now.getDate()));
	var tday = new Date (todatdate.toString());
	
	start_date	= val.startDate.value;	
	var start_date1 = start_date.split('-');
	var start_date2 = new Date(start_date1[0],start_date1[1]-1,start_date1[2]);//year,month,date in javascript
	var start_dates = new Date (start_date2.toString());
	
	
	if( start_dates < tday )
	{
	alert("Start date must be greater than today.");		
	val.startDate.focus();
	return false;
	}
	
	
	if(val.endDate.value=='')
	{
		alert("Please enter End date.");
		val.endDate.focus();
		return false;
	} 	
	if(is_date(val.endDate.value,'yyyy-mm-dd')==-1)
	{
		alert("Please enter valid  end date.");
		val.endDate.focus();
		return false;
	}
	
	
	end_date	= val.endDate.value;	
	var end_date1 = end_date.split('-');
	var end_date2 = new Date(end_date1[0],end_date1[1]-1,end_date1[2]);//year,month,date in javascript
	var end_dates = new Date (end_date2.toString());
	
	if( end_dates < tday )
	{
	alert("End date must be greater than today.");		
	val.endDate.focus();
	return false;
	}
	//alert(start_dates)
	//alert(end_dates)
	//return false;
	if( start_dates >= end_dates )
	{
	alert("End date must be greater than Start date.");		
	val.startDate.focus();
	return false;
	}
		
	
	
	return true;
}
*/
/*function valButton(btn) {
    var cnt = -1;
    for (var i=btn.length-1; i > -1; i--) {
        if (btn[i].checked) {cnt = i; i = -1;}
    }
    if (cnt > -1) return btn[cnt].value;
    else return null;
}

if(val.sermonfile.value=="")
	 {
		alert("Please select sermon file.");
		val.sermonfile.focus();
		return false;
	 }
	 
	var allowSubmit = false;
	var ext = val.sermonfile.value.slice(val.sermonfile.value.lastIndexOf(".")).toLowerCase();
	var fvalue = valButton(val.filetype);
	
	
	if(fvalue=='audio')
	{
		extArray = new Array(".mp3");
	}
	else if(fvalue=='video')
	{
	
		extArray = new Array(".wmv", ".flv",  ".mpg",  ".mpeg",  ".avi", ".mp4");
	}
	
	
	
	for (var i = 0; i < extArray.length; i++)
	{
   		
		 if(extArray[i] == ext) 
		 { 
		 	allowSubmit = true; break;
		 }
		 
		 
    }
	

	if (allowSubmit == false)
    {

        //let the user know they selected a wrong file extension
		 alert("Please only upload files that end in types:  "
    + (extArray.join("  ").toUpperCase()) + "\nPlease select a new "
    + "file to upload and submit again.");

        
		val.sermonfile.focus();
        return false;

    }
	
	
	
	if(!is_alpha_numeric(txt.password.value))
	 {
		document.getElementById("c_password").innerHTML='Password should be alphanumeric.';
	 	txt.password.focus();
		 return false;
	 }
	 
	 //the password length doesn't matter, but the password must contain at least 1 number, at least 1 lower case letter, and at least 1 upper case letter
	 
	//var re = /^\w*(?=\w*\d)(?=\w*[a-z])(?=\w*[A-Z])\w*$/
	
	var re = /^\w*(?=\w*\d)(?=\w*[a-z])\w*$/
	if (!re.test(txt.password.value))
	{
	blank();
		document.getElementById("c_password").innerHTML='Password should Contain at least one alphabet or one number.';
	 	txt.password.focus();
		 return false;
	}

*/