function checkrequired()
 {
	
	var pass = true;
	var goodDate = true;
	var goodemail = true;
	for (i = 0; i < document.frmEnrollees.length; i++) 
	{	
		if(document.frmEnrollees.elements[i].name == "Birthdate" || document.frmEnrollees.elements[i].name == "reqBirthdate" )
		{
			if (document.frmEnrollees.elements[i].value != '')
			{
				goodDate = checkdate(document.frmEnrollees.elements[i].value);
				if(!goodDate)
				{
					alert("You have entered an invalid date.  Please enter dates in MM\\DD\\YY format.");
					document.frmEnrollees.elements[i].focus();
					document.frmEnrollees.elements[i].select();
				}
			}
		}
		if (document.frmEnrollees.elements[i].name == "reqEmailAddress" || document.frmEnrollees.elements[i].name == "EmailAddress" )
		{
			
					if (document.frmEnrollees.elements[i].value=='' || document.frmEnrollees.elements[i].value=='undefined')
					{
						goodemail = true;
					}
					else{
						
		 				goodemail = IsValidEmail(document.frmEnrollees.elements[i].value);
						}
	
	
			
			

			if (!goodemail){
				alert("Invalid E-mail Address")
					document.frmEnrollees.elements[i].focus();
					document.frmEnrollees.elements[i].select();
					break;
			}
			
		}

		 if(document.frmEnrollees.elements[i].name.substring(0,3)=="req")
		 {	
			
			if (((document.frmEnrollees.elements[i].type=="text") && (document.frmEnrollees.elements[i].value=='')))
			 {	
				//alert("Required Field Validataion");
				pass = false;
				break;
	         }
	         
	        }   
	}
	if (!pass) 
	{
		document.frmEnrollees.elements[i].focus();
		alert("Please verify that all required fields have been properly completed.");
		return false;
	}
	else if (!goodDate)
	{	
		
		return false;
	}
	else if (!goodemail)
	{
		return false;
	}
	else
	{
		return true;
	}
	
}

function checkdate(datevalue) 
{
	
	if (datevalue.length > 0)
	{
		
		if (IsValidDate(datevalue) == false) 
		{
			
			return false;
		}
		else 
		{
			return true;
		}
	}
	else
	{
		return true;
	}
}




function IsValidEmail(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);



		if (str.indexOf(at)==-1){

		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){

		   return false;
		}


		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){

		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){

		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){

		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){

		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    
		    return false;
		 }

 		 return true;				
	}




function IsValidDate(val) {
	
	if (isDate(val,"M/d/y") || isDate(val,"M-d-y"))
		return true;
	else
		return false;
}

function isDate(val,format) {
	var date=getDateFromFormat(val,format);
	if (date==0) { return false; }
	return true;
	}
	
function getDateFromFormat(val,format) {
	val=val+"";
	format=format+"";
	var i_val=0;
	var i_format=0;
	var c="";
	var token="";
	var token2="";
	var x,y;
	var now=new Date();
	var year=now.getYear();
	var month=now.getMonth()+1;
	var date=now.getDate();
	var hh=now.getHours();
	var mm=now.getMinutes();
	var ss=now.getSeconds();
	var ampm="";
	var MONTH_NAMES=new Array('January','February','March','April','May','June','July','August','September','October','November','December','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
	
	while (i_format < format.length) {
		// Get next token from format string
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
			
		// Extract contents of value based on format token
		if (token=="yyyy" || token=="yy" || token=="y") {
			if (token=="yyyy") { x=4;y=4; }
			if (token=="yy")   { x=2;y=2; }
			if (token=="y")    { x=2;y=4; }
			year=_getInt(val,i_val,x,y);
			if (year==null) { return 0; }
			i_val += year.length;
			if (year.length==2) {
				if (year > 70) { year=1900+(year-0); }
				else { year=2000+(year-0); }
				}
			}
		else if (token=="MMM"){
			month=0;
			for (var i=0; i<MONTH_NAMES.length; i++) {
				var month_name=MONTH_NAMES[i];
				if (val.substring(i_val,i_val+month_name.length).toLowerCase()==month_name.toLowerCase()) {
					month=i+1;
					if (month>12) { month -= 12; }
					i_val += month_name.length;
					break;
					}
				}
			if ((month < 1)||(month>12)){return 0;}
			}
		else if (token=="MM"||token=="M") {
			
			month=_getInt(val,i_val,token.length,2);
			if(month==null||(month<1)||(month>12)){return 0;}
			i_val+=month.length;}
		else if (token=="dd"||token=="d") {
			date=_getInt(val,i_val,token.length,2);
			if(date==null||(date<1)||(date>31)){return 0;}
			i_val+=date.length;}
		else if (token=="hh"||token=="h") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>12)){return 0;}
			i_val+=hh.length;}
		else if (token=="HH"||token=="H") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>23)){return 0;}
			i_val+=hh.length;}
		else if (token=="KK"||token=="K") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>11)){return 0;}
			i_val+=hh.length;}
		else if (token=="kk"||token=="k") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>24)){return 0;}
			i_val+=hh.length;hh--;}
		else if (token=="mm"||token=="m") {
			mm=_getInt(val,i_val,token.length,2);
			if(mm==null||(mm<0)||(mm>59)){return 0;}
			i_val+=mm.length;}
		else if (token=="ss"||token=="s") {
			ss=_getInt(val,i_val,token.length,2);
			if(ss==null||(ss<0)||(ss>59)){return 0;}
			i_val+=ss.length;}
		else if (token=="a") {
			if (val.substring(i_val,i_val+2).toLowerCase()=="am") {ampm="AM";}
			else if (val.substring(i_val,i_val+2).toLowerCase()=="pm") {ampm="PM";}
			else {return 0;}
			i_val+=2;}
		else {
			if (val.substring(i_val,i_val+token.length)!=token) {return 0;}
			else {i_val+=token.length;}
			}
		}
	// If there are any trailing characters left in the value, it doesn't match
	if (i_val != val.length) { return 0; }
	// Is date valid for month?
	if (month==2) {
		// Check for leap year
		if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) { // leap year
			if (date > 29){ return false; }
			}
		else { if (date > 28) { return false; } }
		}
	if ((month==4)||(month==6)||(month==9)||(month==11)) {
		if (date > 30) { return false; }
		}
	// Correct hours value
	if (hh<12 && ampm=="PM") { hh+=12; }
	else if (hh>11 && ampm=="AM") { hh-=12; }
	var newdate=new Date(year,month-1,date,hh,mm,ss);
	return newdate.getTime();
	}

function _getInt(str,i,minlength,maxlength) {
	for (var x=maxlength; x>=minlength; x--) {
		var token=str.substring(i,i+x);
		if (token.length < minlength) { return null; }
		if (_isInteger(token)) { return token; }
		}
	return null;
	}

function _isInteger(val) {
	var digits="1234567890";
	for (var i=0; i < val.length; i++) {
		if (digits.indexOf(val.charAt(i))==-1) { return false; }
		}
	return true;
	}