// -- Validation Functions
function trim(sString)
{
    while (sString.substring(0,1) == ' ')
    {
        sString = sString.substring(1, sString.length);
    }

    while (sString.substring(sString.length-1, sString.length) == ' ')
    {
        sString = sString.substring(0,sString.length-1);
    }

    return sString;
}

function validateEmail(email) {
    //Validating the email field
    var re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;

    if (! email.match(re)) {
        return false;
    }

    return true;
}


function validatePhone(phnumber) {

	if ( validateUSPhone(phnumber) ){ return true; }
	else
	{
		var phoneRe = /^((\+\d{1,3}(-| )?\(?\d\)?(-| )?\d{1,5})|(\(?\d{2,6}\)?))(-| )?(\d{3,4})(-| )?(\d{4})(( x| ext)\d{1,5}){0,1}$/;

		if (! phnumber.match(phoneRe)) {
			return false;
		}
		return true;
	}
}

/************************************************
	Description in form_validation_regex.js
*************************************************/

function validateUSZip( strValue ) {
	var objRegExp  = /(^\d{5}$)|(^\d{5}-\d{4}$)/;
	return objRegExp.test(strValue);
}

function validateInteger( strValue ) {
	var objRegExp  = /(^-?\d\d*$)/;
	return objRegExp.test(strValue);
}

function validateUSPhone( strValue ) {
	var objRegExp  = /^\([1-9]\d{2}\)\s?\d{3}\-\d{4}$/;
	return objRegExp.test(strValue);
}