function checkFeedbackForm(){		
	
	var objForm = document.getElementById("feedbackForm");
	
	if (trim(objForm.fld1.value).length < 2){
		alert("Please enter your name.");
		objForm.fld1.value = trim(objForm.fld1.value);
		objForm.fld1.focus();
		return false;
	}
	
	if (trim(objForm.fld3.value).length < 2){
		alert("Please enter your contact number.");
		objForm.fld3.value = trim(objForm.fld3.value);
		objForm.fld3.focus();
		return false;
	}
	
	if(objForm.join.checked){
		if (!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(trim(objForm.fld2.value)))){
			alert("Please enter a valid email address.");
			objForm.fld2.value = trim(objForm.fld2.value);
			objForm.fld2.focus();
			return false;
		}
	}
	
	return true;
}