function show(object) {	
	if (document.getElementById) {
		document.getElementById(object).style.visibility='visible';
		
	} else if (document.layers) {
		document.layers[object].visibility = 'visible';
	} else if (document.all) {
		document.all[object].style.visibility = 'visible';
	}
}

function hide(object) {
	if (document.getElementById) {
		node = document.getElementById(object).style.visibility='hidden';
	} else if (document.layers) {
		document.layers[object].visibility = 'hidden';
	} else if (document.all) {
		document.all[object].style.visibility = 'hidden';
	}
}

function swapBG(object, onOrOff) {
	if(onOrOff == 1) {
		var thisColor = 'transparent';
	} else {
		var thisColor = 'transparent';
	}	
	if (document.getElementById) {
		document.getElementById(object).style.backgroundColor=thisColor;
		var node = document.getElementById(object).style.backgroundColor;
	} else if (document.layers) {
		document.layers[object].backgroundColor = thisColor;
	} else if (document.all) {
		document.all[object].style.backgroundColor = thisColor;
	}
}

function initializeMenu() {
	var numHMenus = 9;
	for(i=0; i<numHMenus; i++) {
		var whichobject = 'menu_h_'+i;
		hide(whichobject);
	}
}

function nothing()
{
	return;
}