<!--
function emailCheck(emailStr)
{
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	var matchArray=emailStr.match(emailPat)

	if (matchArray==null)
		{
			//alert("Email address seems incorrect (check @ and .'s)")
			alert("L’indirizzo e-mail sembra errato (controlla @ e .’s)")
			return false
		}

	var user=matchArray[1]
	var domain=matchArray[2]

	// See if "user" is valid 
	if (user.match(userPat)==null)
	{
    	// user is not valid
    	//alert("The username doesn't seem to be valid.")
    	alert("Lo UserName nel campo email sembra non essere valido.")
    	return false
	}

	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null)
	{
    	// this is an IP address
	  	for (var i=1;i<=4;i++)
	  	{
	    	if (IPArray[i]>255)
	    	{
	        	//alert("Destination IP address is invalid!")
	        	alert("L'indirizzo IP nel campo email non è valido.")
				return false
	    	}
    	}
    	return true
	}

	var domainArray=domain.match(domainPat)
	if (domainArray==null)
	{
		//alert("The domain name doesn't seem to be valid.")
		alert("Il nome del dominio nell'indirizzo email sembra non essere valido.")
    	return false
	}

	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3)
	{
		//alert("The address must end in a three-letter domain, or two letter country.")
		alert("L’indirizzo email deve terminare con un dominio di tre lettere, o un paese di due lettere.")
   		return false
	}

	if (len<2)
	{
   		//var errStr="This address is missing a hostname!"
   		var errStr="Nell'indirizzo email manca l'hostname!"
   		alert(errStr)
   		return false
	}

	return true;
}
//-->