<!-- Begin

function Trim(strText){
  strText = strText.replace(/^\s*|\s*$/g,"");
  return(strText);
}

function IsRequired(subscribe){

  if (Trim(document.all.item("Name").value) == '') {
    alert('Please enter your name.');
    document.all.item("Name").focus();
    return false;
  }
 
  if (!IsEmailValid(document.all.item("Email").value)) {
    alert('Please enter your valid email address.');
    document.all.item("Email").focus();
    return false;
  }
  
  if(subscribe==null)
  {
  	if (Trim(document.all.item("Phone").value) == '') {
    	alert('Please enter your phone number.');
    	document.all.item("Phone").focus();
    	return false;
  	}

  	if (Trim(document.all.item("Question").value) == '') {
    	alert('Please enter your question.');
    	document.all.item("Question").focus();
    	return false;
  	}	
  }
  
  return true;
  
}

function IsEmailValid(strValue){
	var objRegExp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
   	return objRegExp.test(strValue);
}

// End -->