function showM(name, flag) {
	if (document.layers) {
		obj = eval("document.layers['" + name + "']");
		show = "show";
		hide = "hide";
	} else {
		obj = eval("document.all['" + name + "'].style");
		show = "'visible'";
		hide = "'hidden'"
	}

	if (flag == "show") {
		obj.visibility = eval(show);
	} else {
		obj.visibility = eval(hide);
	}
}

function init() {
	if (document.layers) {

		document.menu1.onmouseover=new Function("showM('menu1', 'show')");
		document.menu1.onmouseout=new Function("showM('menu1', 'hide')");

		document.menu2.onmouseover=new Function("showM('menu2', 'show')");
		document.menu2.onmouseout=new Function("showM('menu2', 'hide')");
		
		document.menu3.onmouseover=new Function("showM('menu3', 'show')");
		document.menu3.onmouseout=new Function("showM('menu3', 'hide')");

		document.menu4.onmouseover=new Function("showM('menu4', 'show')");
		document.menu4.onmouseout=new Function("showM('menu4', 'hide')");

	}
} 
  
  
