function validateForm(obj) {

	errors = false;
	
	// Validate form Values

	// Email Address
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var address = document.getElementById('sub_email').value;
	if (((obj == document.getElementById('sub_email')) || (obj == null)) && (reg.test(address) == false)) {
		document.getElementById('sub_email').style.color = 'red';
		document.getElementById('sub_email').style.border = '1px solid red';
		//document.getElementById('sub_email').style.background = '#1E1E1E url(/images/error.png) no-repeat right center';
		errors = true;
	} else if ((obj == document.getElementById('sub_email')) || (obj == null)) {
		document.getElementById('sub_email').style.color = 'green';
		document.getElementById('sub_email').style.border = '1px solid green';
		//document.getElementById('sub_email').style.background = '#1E1E1E url(/images/pass.png) no-repeat right center';
	}

	// Return false if errors found
	if (errors == true) {
		return false;
	} else {
		return true;
	}
}