//	FUNCTION:	keyDownHandler
//	PURPOSE:		used to ensure correct submit button is fired on pressing the enter key
// SOURCE:		http://www.dotnetspider.com/Technology/KBPages/212.aspx
// http://www.dotnetspider.com/Technology/KBPages/212.aspx
function keyDownHandler(btn) {
	// process only the Enter key
	if (event.keyCode == 13) {
		// cancel the default submit
		event.returnValue=false;
		event.cancel = true;
		// submit the form by programmatically clicking the specified button
		btn.click();
	}
}

function checkEntry() {
	var blnOK = false;
	if (document.forms[0].elements['ucCompetitionForm_txtAnswer']) {
		blnOK = document.forms[0].elements['ucCompetitionForm_txtAnswer'].value.length > 0;
		if (!blnOK) alert('Please enter your answer to the question before submitting your entry.');
	} else {			
		blnOK = document.forms[0].elements['ucCompetitionForm_rdoOptionA'].checked || document.forms[0].elements['ucCompetitionForm_rdoOptionB'].checked || document.forms[0].elements['ucCompetitionForm_rdoOptionC'].checked;
		if (!blnOK) alert('Please select your answer to the question before submitting your entry.');
	}
	return blnOK;
}