// define messages related to fields over here
var aMessages = new Array();
aMessages["email"] = new Array();
aMessages["email"]["blank"] = "Please type an Email Address.";
aMessages["email"]["invalid"] = "Incorrect Email Address format. Please use a valid Email Address.";
aMessages["email"]["@shaadikaroge.com"] = "Incorrect Email Address. This Email Address does not exist. Please use your correct email address.";
aMessages["email"]["check if available"] = "Checking if Email Address already exists...";
aMessages["email"]["check if available error"] = "A technical error occurred while checking if your Email Address exists. Please type your Email Address again.";

aMessages["password"] = new Array();
aMessages["password"]["blank"] = "Please type a Password.";
aMessages["password"]["\s"] = "Incorrect Password format. Please do not use spaces in your Password.";
aMessages["password"]["length < 4"] = "Your Password is too short. Please enter atleast 4 characters.";
aMessages["password"]["length > 20"] = "Your Password is too long. Please enter between 4 to 20 characters.";

// validated ajax values
susernameValidatedVal = "";
sEmailValidatedVal = "";
sDateOfBirthValidatedVal = "";


// To trim the string in JS..
// create the prototype on the String object
String.prototype.trim = function()
{
	// skip leading and trailing whitespace
	// and return everything in between
	var x=this;
	x=x.replace(/^\s*(.*)/, "$1");
	x=x.replace(/(.*?)\s*$/, "$1");
	return x;
}




function toggleHint(sMode, sElementName)
{
	sDisplay = (sMode == "show") ? "inline" : "none";

	if(oElement = eval(document.getElementById('hint_' + sElementName)))
	{
		oElement.style.display = sDisplay;
	}
}




function getNoOfNumerics(sStr)
{
	var iNumericCharsCount = 0;

	for(i=0; i< sStr.length; i++)
	{
		if(!isNaN(sStr.charAt(i)))
		{
			iNumericCharsCount++;
		}
	}

	return iNumericCharsCount;
}


function uncheck(obj)
{
	if(eval(obj))
	{
		for(var i=0; i<obj.length; i++)
		{
			obj[i].checked=false;
		}
	}
}


function fix_email(sVal)
{
	sVal = sVal.replace(/@_/i, "@");
	sVal = sVal.replace(/\s@\s|\s@|@\s/i, "@");
	sVal = sVal.replace(/_\._|_\.|\._/i, ".");
	sVal = sVal.replace(/\s\.\s|\s\.|\.\s/i, ".");
	sVal = sVal.replace(/,/gi, ".");

	return sVal;
}


function validate_email()
{
	var oField = document.forms["login_form"].email;	
	var oElement = document.getElementById('errmsg_email');

	toggleHint('hide', 'email');
	oField.value = fix_email(oField.value.trim());
	aEmailValBeforeAtSign = oField.value.split("@");
	oElement.innerHTML = "";
	oField.className = "field_filled";


	oRegX = new RegExp(/^[\w_-]+(\.[\w_-]+)*@[\w_-]+(\.[\w_-]+)*\.\w{2,4}$/gi);

	if(oField.value == "")
	{
		oElement.innerHTML = aMessages["email"]["blank"];
		oField.className = "field_err";
	}	
	else if(!oRegX.test(oField.value))
	{
		oElement.innerHTML = aMessages["email"]["invalid"];
		oField.className = "field_err";
	}
	
} // EO validate_email()






function validate_password()
{
	var oField = document.forms["login_form"].password;
	var oElement = document.getElementById('errmsg_password');

	toggleHint('hide', 'password');
	oField.value = oField.value.trim();
	oElement.innerHTML = "";
	oField.className = "field_filled";

	if(oField.value == "")
	{
		oElement.innerHTML = aMessages["password"]["blank"];
		oField.className = "field_err";
	}
	else if(/\s/.test(oField.value))
	{
		oElement.innerHTML = aMessages["password"]["\s"];
		oField.className = "field_err";
	}
	else if(oField.value.length < 4)
	{
		oElement.innerHTML = aMessages["password"]["length < 4"];
		oField.className = "field_err";
	}
	else if(oField.value.length > 20)
	{
		oElement.innerHTML = aMessages["password"]["length > 20"];
		oField.className = "field_err";
	}

} // EO validate_password()