function newImage(arg) 
{
	rslt = new Image();
	rslt.src = arg;
	return rslt;
}





var	menu_home = newImage("img/menu_home.jpg");
var	menu_home_on = newImage("img/menu_home.jpg");

var	menu_adv = newImage("img/menu_adv.jpg");
var	menu_adv_on = newImage("img/menu_adv.jpg");

var	menu_cc = newImage("img/menu_cruises.jpg");
var	menu_cc_on = newImage("img/menu_cruises.jpg");

var	menu_broad = newImage("img/menu_broad.jpg");
var	menu_broad_on = newImage("img/menu_broad.jpg");

var	menu_packages = newImage("img/menu_packages.jpg");
var	menu_packages_on = newImage("img/menu_packages.jpg");

var	menu_corporate = newImage("img/menu_corporate.jpg");
var	menu_corporate_on = newImage("img/menu_corporate.jpg");

var	menu_about = newImage("img/menu_about.jpg");
var	menu_about_on = newImage("img/menu_about.jpg");

var	menu_contacts = newImage("img/menu_contacts.jpg");
var	menu_contacts_on = newImage("img/menu_contacts.jpg");



function swapON(id){
document.getElementById(id).src=eval(id+'_on').src;
}

function swapOFF(id){
document.getElementById(id).src=eval(id).src;
}



function signup(what){

var wnd_left = (screen.width - 248)/2;
var wnd_top = (screen.height - 226)/2;

window.open("signup.php?what="+what,"","toolbar=0,status=0,menubar=0,scrollbars=0,resizable=0,width=248,height=226,left="+wnd_left+",top="+wnd_top+"");


}