function ad()
	{
		
		if (document.FeedbackForm.guestname.value=="")
		{
			alert("Must be Filled name?")
			return false
			}
				else if (document.FeedbackForm.guestcompany.value=="") 
			{
				alert("Must be Filled Company?")
			return false
				}
				
				else if (document.FeedbackForm.guestemail.value=="" ) 
			{
				alert("Must be Filled Email?")
			return false
				}else if(document.FeedbackForm.guestemail.value.indexOf("@")==-1)
				{
				alert("E-mail spelling error")
			return false
					}
				else if (document.FeedbackForm.f_country.value=="") 
			{
				alert("Please specify your country ")
			return false
				}
				else if (document.FeedbackForm.guestmessage.value=="") 
			{
				alert("Must be Filled message?")
			return false
				}
				else {
					
					return true
					}
				
		}