var forms = KCO.Utils.getElementsByClass(document, 'comp');
for (var i = 0; i < forms.length; i++) {
	forms[i].onsubmit = validate;
}
function validate() {
	if (KCO.Forms.isEmpty(this.chrname)) {
		alert('Please enter your name');
		this.chrname.focus();
		return false;			
	} else if (KCO.Forms.isEmpty(this.chremail)) {
		alert('Please enter a valid email address');
		this.chremail.focus();
		return false;			
	} else if (!KCO.Forms.isValidEmail(this.chremail)) {
		alert('Please enter a valid email address');
		this.chremail.focus();
		return false;			
	} else if (KCO.Forms.isEmpty(this.chraddress)) {
		alert('Please enter your address, so we can send out your prize if you win!');
		this.chraddress.focus();
		return false;			
	}
	return true;			
}