function ValidateEmail(EmailInput){
 
 var strBadCharacters = ' /:,;~#';
 if (EmailInput.indexOf('@')==-1 || EmailInput.indexOf('@')==0 || EmailInput.indexOf('.')==-1) {
  return false;
 }
 for (z = 0; z < strBadCharacters.length; z++) {
  errorChar = strBadCharacters.charAt(z);
  if (EmailInput.indexOf(errorChar,0) != -1) {
   return false;
  }
 }
 return true;
}