/* Email Validation script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use.
* Visit http://www.dynamicdrive.com/ for full source code*/
function checkmail(e){
	var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
	var returnval=emailfilter.test(e.value)
	if (returnval==false){
		alert("Ingrese una cuenta de e-mail verdadera.")
		e.select()
	}
	return returnval
}