function resizeFrame()
{
	var height= Math.max(xHeight("left"), Math.max(xHeight("center"), xHeight("right")));
	if ( height<381) height=381;
	xHeight("left", height);
	xHeight("center", height);
	xHeight("right", height);
	xHeight("right-margin", height-xHeight("right-search")-xHeight("right-promo"));
}