var working = false;
var menuHeight = 0;

function expand (id, menuHeight) {
	//alert(id);
	var menuObj = document.getElementById(id);
	
	//menuObj.style.display = "block";
	
	//if(!working) {
		if(menuObj.className == "cartSwitchOff") {
			//alert("expand menu");
			
			//working = true;
			menuObj.style.display = "block";
			menuObj.className = "cartSwitchOn";
			/*expandMenu(menuHeight);*/
			
		}
		else {	
			menuObj.style.display = "none";
			menuObj.className = "cartSwitchOff";
			/*alert("contract menu");	*/
			/*
			working = true;
			contractMenu(menuHeight);
			*/
		}
	//}
}


function expandMenu (menuHeight) {
	var menuObj = document.getElementById('menu');
	var top = 0;
		
	if(menuObj.style.top.length == 0)
		top = -menuHeight;
	else
		top = menuObj.style.top.substr(0, menuObj.style.top.indexOf('px'));

	top = (parseInt(top) + 5);
	menuObj.style.top = top;

	if(top < 0) {
		setTimeout('expandMenu(' + menuHeight + ')', 5);
	}

	if(top == 0) {
		menuObj.className = "cartSwitchOn";
		menuObj.style.top="0px";
		working = false;
	}
}

function contractMenu (menuHeight) {
	var menuObj = document.getElementById('menu');

	var top = menuObj.style.top.substr(0, menuObj.style.top.indexOf('px'));
	
	top = (parseInt(top) - 5);
	menuObj.style.top = top;
	if(top > -menuHeight) {
		setTimeout('contractMenu(' + menuHeight + ')', 5);
	}
	if(top == -menuHeight) {
		menuObj.className = "cartSwitchOff";
		menuObj.style.display = "none";
		working = false;
	}	
}