document.write("<center>");
document.write("<form name='_frm_VK'>");
document.write("<table border=0 width='100%' cellpadding=0 cellspacing=0>");
document.write("<tr>");
document.write("<td align='center'>");
document.write("Nh&#7845;n F9 &#273;&#7875; &#273;&#7893;i ki&#7875;u g&#245;: ");
document.write("<input type='radio' class='cRadio' name='_vietkey_mode' value=0 onFocus='setTypingMode(0);'>Off | ");
document.write("<input type='radio' class='cRadio' name='_vietkey_mode' value=1 onFocus='setTypingMode(1);'>Telex | ");
document.write("<input type='radio' class='cRadio' name='_vietkey_mode' value=2 onFocus='setTypingMode(2);'>VNI | ");
document.write("<input type='radio' class='cRadio' name='_vietkey_mode' value=3 onFocus='setTypingMode(3);'>VIQR");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</form>");
document.write("</center>");

function _VK_updateVietkey() {
	var vk = ddth_GetCookie(ddth_vCOOKIE_PREFIX+'_VK');
	switch (vk) {
		case '1': document._frm_VK._vietkey_mode[1].checked = true; break;
		case '2': document._frm_VK._vietkey_mode[2].checked = true; break;
		case '3': document._frm_VK._vietkey_mode[3].checked = true; break;
		default: document._frm_VK._vietkey_mode[0].checked = true; break;
	}
}

function _VK_key_press() {

	var el=event.srcElement;

	if (event.keyCode == 120) {

		/* F9: change typing mode */

		_switchKeymode();

		_VK_updateVietkey();

		return false;

	}

	if(el.type=='text'||el.type=='textarea') {

		telexingVietUC(el, event.keyCode);

		return true;

	} else {

		return false;

	}

}

function _VK_page_load() {

	var vk = ddth_GetCookie(ddth_vCOOKIE_PREFIX+'_VK');

	switch (vk) {

		case '1': setTypingMode(1); break;

		case '2': setTypingMode(2); break;

		case '3': setTypingMode(3); break;

		default: setTypingMode(2); break;

	}

	_VK_updateVietkey();

	ddth_HookKeydown(_VK_key_press);

	return false;

}

ddth_HookPageload(_VK_page_load);