var basketMover = false;

function moveBasketDown() {
	basketMover = true;
	moveBasketDownAction();
}
function moveBasketDownAction() {
	
	if (basketMover == true) {
		var position = document.getElementById('basket_view').style.top;
		var height = document.getElementById('basket_view').offsetHeight;
		if (position.replace('px', '') > -(height-193)) {
			document.getElementById('basket_view').style.top = (position.replace('px', '')-5) + "px";
			setTimeout('moveBasketDownAction()',20);	
			document.getElementById('basketUp').style.display = 'inline';
		} else {
			document.getElementById('basketDown').style.display = 'none';
		}
	}
}
function moveBasketUp() {
	basketMover = true;
	moveBasketUpAction();
}
function moveBasketUpAction() {
	if (basketMover == true) {
		var position = document.getElementById('basket_view').style.top;
		var height = document.getElementById('basket_view').offsetHeight;
	
		if (position.replace('px', '') < 0) {
			document.getElementById('basket_view').style.top = (eval(position.replace('px', ''))+5) + "px";
			setTimeout('moveBasketUpAction()',20);	
			document.getElementById('basketDown').style.display = 'inline';
		} else {
			document.getElementById('basketUp').style.display = 'none';
		}
	}
}
function moveBasketStop() {
	basketMover = false;
}