// JavaScript Document

function openMenu(page) {	
	
	var wrapper = document.getElementById("wrapper");
	switch(page) {
		case '7':
		case '10':
		case '13':
		case '14':
			wrapper.style.background = "url(img/background-black.gif) repeat-x 0 center";
			break;
		default:
			wrapper.style.background = "url(img/background.gif) repeat-x 0 center";
	}	
}