/**
	Checks if a string represents a properly formatted email address.

		var a = 'tyler@KnowRe.com';
		var b = 'tyler$KnowRe.com'

		var c = window.isValidEmail(a);
		var d = window.isValidEmail(b);

		// c ==> true
		// d ==> false

	@method isValidEmail
	@for window

	@param {String} email A string which will be tested to see if it is a properly formatted email adddress.
	
	@return {Boolean} Whether the string was a valid format or not
**/
window.isValidEmail = function(email) {
	var regex = /^(([^<>()[\]\\.,;:\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,}))$/;
	return regex.test(email);
};