function f_EmailCheck (p_Email) { // vérif validité email par REGEXP
   var reg = new RegExp("^([a-zA-Z0-9_\\-])+(\\.([a-zA-Z0-9_\\-])+)*@((\\[(((([0-1])?([0-9])?[0-9])|(2[0-4][0-9])|(2[0-5][0-5])))\\.(((([0-1])?([0-9])?[0-9])|(2[0-4][0-9])|(2[0-5][0-5])))\\.(((([0-1])?([0-9])?[0-9])|(2[0-4][0-9])|(2[0-5][0-5])))\\.(((([0-1])?([0-9])?[0-9])|(2[0-4][0-9])|(2[0-5][0-5]))\\]))|((([a-zA-Z0-9])+(([\\-])+([a-zA-Z0-9])+)*\\.)+([a-zA-Z])+(([\\-])+([a-zA-Z0-9])+)*))$")
   return (reg.exec(p_Email)!=null)
}


function f_EmailCheck_OLD (p_Email) {

	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=p_Email.match(emailPat)
	if (matchArray==null) {
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]

	if (user.match(userPat)==null) {
	    return false
	}

	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		  for (var i=1;i<=4;i++) {
		    if (IPArray[i]>255) {
			return false
		    }
	    }
	    return true
	}

	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
	    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>4) {
	   return false
	}

	if (len<2) {
	   var errStr="Cette adresse e-mail n'a pas d'hôte!"
	   return false
	}

	return true;
}