function layer_move (name,x,y) {
	if (document.layers) {
		if (document.layers[name]) {
			document.layers[name].pageX = x;
			document.layers[name].pageY = y-1;
		}
	} else {
		if (document.all[name] && document.all[name].style) {
			document.all[name].style.left = x;
			document.all[name].style.top = y;
		}
	}
}

function layer_show (name) {
	if (document.layers) {
		if (document.layers[name])
			document.layers[name].visibility = "show";
	} else {
		if (document.all[name] && document.all[name].style)
			document.all[name].style.visibility = "visible";
	}
}

function layer_hide (name) {
	if (document.layers) {
		if (document.layers[name])
			document.layers[name].visibility = "hide";
	} else {
		if (document.all[name] && document.all[name].style)
			document.all[name].style.visibility = "hidden";
	}
}