function imgRollover(tdid, action) {
	if (tdid != "") {
		var elem = document.getElementById(tdid);
		var strImgSrc = elem.src;
		
		if (action == "on")
			elem.src = strImgSrc.replace("up", "dn");
		else if (action == "off")
			elem.src = strImgSrc.replace("dn", "up");
	}
}

function enableContinue() {
	var inputs = $("input");
	var chkbox;
	var btn = $("input[type='image']");
	
	for (i = 0; i < inputs.length; i++) {
//		if (inputs[i] == $("input[type='image']")) { // id.indexOf('btnContinue') != -1) {
//			btn = inputs[i];
//		}
		if (inputs[i].id.indexOf('checkAccept') != -1) {
			chkbox = inputs[i];
		}
	}

	if (chkbox.checked) {
		btn.src = "../img/register/continue_up_btn.jpg";
	}
	else {
		btn.src = "../img/register/continue_gray_btn.jpg";
	}
}