// JavaScript Document


function isEmailClassic(emailstr){
	if (emailstr.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
		return true;
	return false;
}

String.prototype.trim = function() {
	return this.replace(/(^\s*)|(\s*$)/g, "");
}