function ValidateForm()
{	
if (document.getElementById('name').value =="")
  {
       alert("Please enter your  name."); 
       document.getElementById('name').focus();
       return false;
  }
	var str=document.getElementById('name').value;
		for (var i = 0; i < str.length; i++) 
		{
		var ch = str.substring(i, i + 1);
			if (((ch < "a" || "z" < ch) && (ch < "A" || "Z" < ch)) && ch != ' ') 
			{
			alert("The  name field only accepts letters & spaces.");
			document.getElementById('name').focus();
			return false;
			}
		} 
if (document.getElementById('email').value =="")
    {
        alert("Please enter your  email address"); 
        document.getElementById('email').focus();
        return false;
    }
	var oldemail=document.getElementById('email').value ;
	if(oldemail.split("@")==oldemail || oldemail.split(".")==oldemail)
	{
	alert("Please enter the correct email address");
	document.getElementById('email').focus();
	return false;
	}

	if (document.getElementById('msg').value =="")
    {
        alert("Please enter your  Messages"); 
        document.getElementById('msg').focus();
        return false;
    }
	

	return true;
}