// the number you pass to initLeft doesn't matter since it will get
// changed onactivate
var myMenu1 = new ypSlideOutMenu("menu1", "down", -1000, 228, 245, 130)
     
// for each menu, we set up hte onactivate event to call repositionMenu with the amount offset from center, in pixels
myMenu1.onactivate = function() { repositionMenu(myMenu1, -313); }

// this function repositions a menu to the speicified offset from center
function repositionMenu(menu, offset)
{
// the new left position should be the center of the window + the offset
	var newLeft = getWindowWidth() / 2 + offset;

// setting the left position in netscape is a little different than IE
	menu.container.style ? menu.container.style.left = newLeft + "px" : menu.container.left = newLeft;
}
 
// this function calculates the window's width - different for IE and netscape
function getWindowWidth()
{
	return window.innerWidth ? window.innerWidth : document.body.offsetWidth;
}	


ypSlideOutMenu.writeCSS();