function validate(formobj) {

	if(formobj.fName.value == '') {
		alert('Please enter your name'); 
		formobjfName.focus(); 
		return false; 
	}

	var filter = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/; // valid email format 
	if (formobj.fEmail.value == '' || !filter.test(formobj.fEmail.value)) {
		alert('Please enter a valid email address'); 
		formobj.fEmail.focus(); 
		return false; 
	}

	if(formobj.fComments.value == '') {
		alert('Please enter your comments, suggestions or questions'); 
		formobj.fComments.focus(); 
		return false; 
	}

	return true;
}