function checkRadio(frm) {
   var len = frm.length;
   var radioval='';
   for( i=0; i < len; i++ ) {
      if( frm[i].checked == true ) {
          radioval = frm[i].value;
      }
   }
   return radioval;
}

function isEmailAddr(email){
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
	var pindex = theStr.indexOf(".",index);
	if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function write_msg(divid,msg){
	if(!document.getElementById(divid))alert(divid+" Don't exist");
	else document.getElementById(divid).innerHTML='<span class="message">' + msg + '</span>';
}