var closeInventoryMenuTimeoutID = 500;

function CloseInventoryMenu() {
    if (closeInventoryMenuTimeoutID) {
        window.clearTimeout(closeInventoryMenuTimeoutID);
    }
    $('.dropdown:eq(0)').hide();
}

function ShowInventoryMenu() {
    if (closeInventoryMenuTimeoutID) {
        window.clearTimeout(closeInventoryMenuTimeoutID);
    }
    $('.dropdown:eq(0)').show();
}

function HideInventoryMenu() {
    if (closeInventoryMenuTimeoutID) {
        closeInventoryMenuTimeoutID = window.setTimeout('CloseInventoryMenu()', 500);
    }
    else {
        $('.dropdown:eq(0)').hide();
    }
}

function addOnLoad(nextOnLoad)
{
	var prevOnLoad = window.onload;
	if (typeof window.onload != 'function')
	{
		window.onload = nextOnLoad;
	}
	else
	{
		window.onload = function ()
		{
			prevOnLoad();
			nextOnLoad();
		}
	}
}