function submitNav(id) {
	if (ua["dom"]) {
		var aINPUT = document.getElementsByTagName('INPUT');
	
		for (var i = 0; i < aINPUT.length; i++) {
			if (hasClassName(aINPUT[i], "nav_submit")) {
				if (aINPUT[i].style.display == "none") {
					switch(id) {
						case 0:
							document.forms["tgv_nav"].submit();
							break;
						case 1:
							document.forms["tgv_nav_bottom"].submit();
							break;
					}
					i = aINPUT.length;
				}
			}

		}
	}
}

function initNav() {
	if (ua["dom"]) {
		var aINPUT = document.getElementsByTagName('INPUT');
		for (var i = 0; i < aINPUT.length; i++)	{
			if (hasClassName(aINPUT[i], "nav_submit")) {
				aINPUT[i].style.display = "none";
			}
		}
	}
}

addLoadEvent(initNav);