function isValidEmail(str) {
	var emregex = /^([\w]+)(.[\w]+)*@([\w-_\.]+)(.[\w]{2,3}){1,2}$/;
	return (str.match(emregex));
} 

function newCookie(name,value,days) {	
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function getXHRO()
{
	if (window.XMLHttpRequest) return new XMLHttpRequest();
	else if (window.ActiveXObject) return new ActiveXObject("Microsoft.XMLHTTP");
}