function Validation(){

	var NameErrorDiv = document.getElementById('ErrorName')
	var MailErrorDiv = document.getElementById('ErrorMail')
	var PhoneErrorDiv = document.getElementById('ErrorPhone')
	var MessageErrorDiv = document.getElementById('ErrorMessage')
	
	var Name = document.frmContact.txtNome
	var Mail = document.frmContact.txtEmail
	var Phone = document.frmContact.txtTel
	var Message = document.frmContact.txtMensagem
	
	if(Name.value == ''){
	
		Name.style.borderColor = '#FF0000'
	    NameErrorDiv.style.visibility = 'visible'
		Name.focus();
		
		Mail.style.borderColor = '#B2AD82'
	    MailErrorDiv.style.visibility = 'hidden'
		Phone.style.borderColor = '#B2AD82'
	    PhoneErrorDiv.style.visibility = 'hidden'
		Message.style.borderColor = '#B2AD82'
	    MessageErrorDiv.style.visibility = 'hidden'
		
        return false
		
	}
	
	else if((Mail.value == '') && (Phone.value == '')){
	
		Mail.style.borderColor = '#FF0000'
	    MailErrorDiv.style.visibility = 'visible'
		Phone.style.borderColor = '#FF0000'
	    PhoneErrorDiv.style.visibility = 'visible'
		Mail.focus();
		
		Name.style.borderColor = '#B2AD82'
	    NameErrorDiv.style.visibility = 'hidden'
		Message.style.borderColor = '#B2AD82'
	    MessageErrorDiv.style.visibility = 'hidden'
		
        return false
		
	}
	
	else if(Message.value == ''){
	
		Message.style.borderColor = '#FF0000'
	    MessageErrorDiv.style.visibility = 'visible'
		Message.focus();
		
		Name.style.borderColor = '#B2AD82'
	    NameErrorDiv.style.visibility = 'hidden'
		Mail.style.borderColor = '#B2AD82'
	    MailErrorDiv.style.visibility = 'hidden'
		Phone.style.borderColor = '#B2AD82'
	    PhoneErrorDiv.style.visibility = 'hidden'
		
		return false
		
	}
	
	else return true
	
}