function resize_all()
{
	var footer = document.getElementById('wrapper2');
	var wrapper_main = document.getElementById('sidebar');
	height = footer.style.height;
	height = height.replace("px", "");
	w_height = window.getHeight();
	new_height = (w_height - height - 150);
	if(new_height < 340) new_height = 340;
	wrapper_main.style.height = new_height + "px";
	
	new_top = (w_height - height);
	if(new_top < (new_height + 150)) new_top = new_height + 150;
	footer.style.top =  new_top + "px";

}

window.addEvent('load', resize_all);
window.addEvent('resize', resize_all);