if( document.images )
{
	// Home
	menu_home_off = new Image();
	menu_home_off.src = "images/menu_home_off.gif";
	menu_home_roll = new Image();
	menu_home_roll.src = "images/menu_home_roll.gif";
	// About
	menu_about_off = new Image();
	menu_about_off.src = "images/menu_about_off.gif";
	menu_about_roll = new Image();
	menu_about_roll.src = "images/menu_about_roll.gif";
	// Classes
	menu_classes_off = new Image();
	menu_classes_off.src = "images/menu_classes_off.gif";
	menu_classes_roll = new Image();
	menu_classes_roll.src = "images/menu_classes_roll.gif";
	// Private Lessons
	menu_private_off = new Image();
	menu_private_off.src = "images/menu_private_off.gif";
	menu_private_roll = new Image();
	menu_private_roll.src = "images/menu_private_roll.gif";
	// Parties
	menu_parties_off = new Image();
	menu_parties_off.src = "images/menu_parties_off.gif";
	menu_parties_roll = new Image();
	menu_parties_roll.src = "images/menu_parties_roll.gif";
	// Photos
	menu_photos_off = new Image();
	menu_photos_off.src = "images/menu_photos_off.gif";
	menu_photos_roll = new Image();
	menu_photos_roll.src = "images/menu_photos_roll.gif";
	// Music/Video
	menu_music_off = new Image();
	menu_music_off.src = "images/menu_music_off.gif";
	menu_music_roll = new Image();
	menu_music_roll.src = "images/menu_music_roll.gif";
	// Shows
	menu_shows_off = new Image();
	menu_shows_off.src = "images/menu_shows_off.gif";
	menu_shows_roll = new Image();
	menu_shows_roll.src = "images/menu_shows_roll.gif";
}
 
function changeButton(imagename,objectsrc)
{
	var n=navigator.appName
	var v=parseInt(navigator.appVersion)
	var browsok=((n=="Netscape")&&(v>=3))
	var browsok2=((n=="Microsoft Internet Explorer")&&(v>=4))
	if ((browsok)||(browsok2))
	document.images[imagename].src=eval(objectsrc+".src")
}

function launchExtranetWin(theURL, Name, popW, popH, scroll) { // V 1.0
var winleft = (screen.width - popW) / 2;
var winUp = (screen.height - popH) / 2;
winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+',resizable'
Win = window.open(theURL, Name, winProp)
}