// JavaScript Document


function menuCurrent(menuID){
	var menuid = document.getElementById(menuID);
	if (menuid.className != 'first'){
	menuid.className = 'current';
	}
	else{
	menuid.className = 'firstcurrent';
	}
}
	
function openCenteredWindow(url, height, width, name, parms) {
   var left = Math.floor( (screen.width - width) / 2);
   var top = Math.floor( (screen.height - height) / 2);
   var winParms = "top=" + top + ",left=" + left + ",height=" + height + ",width=" + width;
   if (parms) { winParms += "," + parms; }
   var win = window.open(url, name, winParms);
   if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }

}