var onloadTasks = new Array();

function onloadRegister(fn)
{
	i = onloadTasks.length;
	onloadTasks[i] = fn;
}

doRegisteredTasks = function()
{
	for (i = 0; i < onloadTasks.length; i++)
	{
		onloadTasks[i]();
	}
}

window.onload = doRegisteredTasks;