function validatePostalCode(val){
	var validateEmail = val.match(/^[A-Za-z][0-9][A-Za-z][0-9][A-Za-z][0-9]$/);
	if (validateEmail) {
		return true;
	}else{
		return false;
	}
}

function validatePhoneNumber(str1,str2,str3) {
   if ((str1.length!=3) || (str2.length!=3) || (str3.length!=4)) {
		return false;
   } else {
		if ((isNaN(str1)) || (isNaN(str2)) || (isNaN(str3))) {
			return false;
		} else {
			return true;
		}
    }
}

function checkEqual(value1, value2){
	if(trim(value1) == trim(value2)){
		return true;
	} else {
		return false;
	}
}


function checkEmpty(value){
	if ((value.trim()).length == 0){
		return true;
	} else {
		return false;
	}
}

function checkEmail(email) {
	email = email.trim();
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	if (filter.test(email)) {
		return true;
	} else {
		return false;
	}
}


function taf(myform) {
	var errorMsg='';
	//var senderMail = "sender-email";
	//var sender = "sender";
	
	/*if(checkEmpty(myform["sender-email"].value)){
		errorMsg = "Please enter your email address.";
	} else if(!checkEmpty(myform["sender-email"].value) && checkEmpty(myform["sender"].value) || !checkEmpty(myform["sender"].value) && checkEmpty(myform["sender-email"].value)) 
	{
	     errorMsg = "<br />Please enter all of your information";	
	} else if (!checkEmail(myform["sender-email"].value)) {
			errorMsg+="<br />Please enter a valid email address.";
			}	*/
	
	
	
	count=0
	for (i=1;i<=10;i++) {
		var textbox = "reciever-"+i+"-email";
		var fname = "reciever-"+i;
		var lname = "reciever-"+i+"lname";
		
		if (checkEmpty(myform[textbox].value)){
			count++;	
		}
		
	}
	if (count==10){
		errorMsg += "<br />Please enter at least one friends email address.";
	}else{
	count=0;
	 for (i=1;i<=10;i++) {
	  if(!checkEmpty(myform["reciever-"+i+"-email"].value) && (checkEmpty(myform["reciever-"+i].value) || checkEmpty(myform["reciever-"+i+"-lname"].value)) || !checkEmpty(myform["reciever-"+i].value) && (checkEmpty(myform["reciever-"+i+"-email"].value) || checkEmpty(myform["reciever-"+i+"-lname"].value)) || !checkEmpty(myform["reciever-"+i+"-lname"].value) && (checkEmpty(myform["reciever-"+i].value) || checkEmpty(myform["reciever-"+i+"-email"].value))) 
	    {
			
			count++;
		 
		}
	  }	
	  if (count!=0){
	  	errorMsg += "<br />Please enter all of your friends information.";
	  }
	}
	
	for (i=1;i<=10;i++) {
		var textbox = "reciever-"+i+"-email";
		//var name = "reciever-"+i
		if (!checkEmpty(myform[textbox].value)){
			if (!checkEmail(myform[textbox].value)) {
			errorMsg+="<br />Please enter a valid email address for your friend.";
			break;
			}	
		}
		
	}
	
	
	

	
	
	
	if (errorMsg==''){
	    //alert("success");
		myform.submit();
	} else {
		//alert(errorMsg);
		document.getElementById('errorText').innerHTML = errorMsg;
		//document.getElementById('errorContainer').style.display = 'block';
	}
}

function openWin(val){
	switch (val){
	case "t":
	window.open("taf.php",null,"height=620,width=1020,status=yes,toolbar=no,menubar=no,location=no");
	break;
	case "r":
	window.open("rules.php",null,"height=620,width=1020,status=yes,toolbar=no,menubar=no,location=no");
	
	}

}