function addOnLoadHandler(fFunc,scope) {
	if (!scope) scope=window;
	if (typeof scope.a_onload_handlers=="undefined") {
		scope.a_onload_handlers = [];
		scope.onload = function () {
			if (scope.a_onload_handlers)	{
				for (var i=0,l=scope.a_onload_handlers.length;i<l;i++) {
					scope.a_onload_handlers[i]();
				}
			}
		}
	}
	scope.a_onload_handlers[scope.a_onload_handlers.length] = fFunc;
}