Something

<script language="JavaScript" type="text/JavaScript">
<!--

function validate()
{
	var error="";
	var retValue = true;
	if (document.forms[0].name.value.length<=0)
	
	{
		 error=error + "Please enter your First Initial" + '\r\n';
     	}
	if (document.forms[0].surname.value.length<=0)
	
	{
		 error=error + "Please enter your Surname" + '\r\n';
     	}

	if (document.forms[0].email.value.length<=0)
	
	{
		 error=error + "Please enter a valid E-mail" + '\r\n';
     	}

     if (error!="")
	{
		alert(error);
		return false;
	}
	else
	{
		
		return true;
	}

}
//-->
</script>