var num_in_spaceship = 0;
var cur_preview = "gray";
window.onload = function(){
	
}

function goto_fuel_selector() {
	
}

function setSpaceIcecream(amount) {	
	document.getElementById('spaceicecream_holder').innerHTML = amount==0 ? '' : '<input name="item_name_3" type="hidden" value="Space Ice Cream"/><input name="item_price_3" type="hidden" value="2.75"/><input name="item_description_3" type="hidden" value=""/><input name="item_quantity_3" type="hidden" value="'+amount+'"/>';
	document.getElementById('paypal_spaceicecream_holder').innerHTML = amount==0 ? '' : '<input type="hidden" name="item_name_'+(num_in_spaceship+1)+'" value="Space Ice Cream"><input type="hidden" name="amount_'+(num_in_spaceship+1)+'" value="2.75"><input type="hidden" name="quantity_'+(num_in_spaceship+1)+'" value="'+amount+'"><input type="hidden" id="on0_1" name="on0_'+(num_in_spaceship+1)+'" value="">';
}

function toggleCapture(button,which) {
	if(button.value=='capture'){
		num_in_spaceship++;
		if(which=='left') {
			document.getElementById('shirt_holder').innerHTML = '<input name="item_name_1" type="hidden" value="Intergalactic Shirt #1"/><input name="item_price_1" type="hidden" value="20.00" class="price"/><input name="item_description_1" type="hidden" id="option_1_desc" value=""/><input name="item_quantity_1" type="hidden" value="1"/>';
			document.getElementById('paypal_shirt_holder').innerHTML = '<input type="hidden" name="item_name_'+num_in_spaceship+'" value="Intergalactic Shirt #1"><input type="hidden" name="amount_'+num_in_spaceship+'" value="20.00"><input type="hidden" id="on0_1" name="on0_'+num_in_spaceship+'" value="">';
			setPreview(cur_preview);
		}else if(which=='right') {
			document.getElementById('print_holder').innerHTML = '<input name="item_name_2" type="hidden" value="Intergalactic Print #1"/>    <input name="item_price_2" type="hidden" value="15.00" class="price"/><input name="item_description_2" type="hidden" id="" value=""/><input name="item_quantity_2" type="hidden" value="1"/>';
			document.getElementById('paypal_print_holder').innerHTML = '<input type="hidden" name="item_name_'+num_in_spaceship+'" value="Intergalactic Print #1"><input type="hidden" name="amount_'+num_in_spaceship+'" value="15.00">';
		}
		button.value = 'release';
		document.getElementById('tractor_beam_'+which).style.display='block';
		checkCart();
	}else{
		if(which=='left') {
			document.getElementById('shirt_holder').innerHTML = '';
			document.getElementById('paypal_shirt_holder').innerHTML = '';
		}else if(which=='right') {
			document.getElementById('print_holder').innerHTML = '';
			document.getElementById('paypal_print_holder').innerHTML = '';
		}
		button.value = 'capture';
		document.getElementById('tractor_beam_'+which).style.display='none';
		num_in_spaceship--;
		checkCart();
	}
}

function checkCart() {
	document.getElementById('space_icecream').innerHTML = num_in_spaceship==1 ? "You have "+num_in_spaceship+" item in your spaceship" : "You have "+num_in_spaceship+" items in your spaceship";
	if(document.getElementById('option_1_desc'))
	document.getElementById('option_1_desc').value = document.getElementById('size').value + " " + cur_preview;
	if(document.getElementById('on0_1'))
	document.getElementById('on0_1').value = document.getElementById('size').value + " " + cur_preview;
}

function setPreview(which) {
	document.getElementById(cur_preview).style.display = "none";	
	cur_preview = which;
	document.getElementById(which).style.display = "inline";
	checkCart();
}