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

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		about_us_over = newImage("images/main_links/about_us_over.gif");
		function_rooms_over = newImage("images/main_links/function_rooms_over.gif");
		functions_over = newImage("images/main_links/functions_over.gif");
		accommodation_over = newImage("images/main_links/accommodation_over.gif");
		contact_us_over = newImage("images/main_links/contact_us_over.gif");
		home_page_over = newImage("images/main_links/home_page_over.gif");
		preloadFlag = true;
	}
}

function open_menu(param){
	
	var url = param;
	var name = "new_window";
	var width = 550;
	var height = 450;
	var toppos = "0";
	var leftpos = "0";
	
	command = "aWindow=window.open('" + url + "', '" + name +"', 'width=" + width + ",height=" + height + ",scrollbars=yes,toolbar=no,menubar=no,top=" + toppos +",left="+ leftpos +",screenX="+ toppos +",screenY="+ leftpos +",resizable=yes')";
	eval(command);

}

function open_buffet(param){
	
	var url = param;
	var name = "new_window";
	var width = 550;
	var height = 595;
	var toppos = "0";
	var leftpos = "0";
	
	command = "aWindow=window.open('" + url + "', '" + name +"', 'width=" + width + ",height=" + height + ",scrollbars=yes,toolbar=no,menubar=no,top=" + toppos +",left="+ leftpos +",screenX="+ toppos +",screenY="+ leftpos +",resizable=yes')";
	eval(command);

}

function open_map(param){
	
	var url = param;
	var name = "new_window";
	var width = 650;
	var height = 450;
	var toppos = "0";
	var leftpos = "0";
	
	command = "aWindow=window.open('" + url + "', '" + name +"', 'width=" + width + ",height=" + height + ",scrollbars=yes,toolbar=no,menubar=no,top=" + toppos +",left="+ leftpos +",screenX="+ toppos +",screenY="+ leftpos +",resizable=yes')";
	eval(command);

}