function load() {
	if (window.tabs) {
		loadTabs();
	}
	if (window.drawboxes) {
  	drawBoxes();
  }
}

function drawBoxes() {
	if (document.getElementById) {
    var box_l = document.getElementById('bleft');
    var box_c = document.getElementById('bmiddle');
    var box_r = document.getElementById('bright');
		var lh = document.getElementById('bleft').clientHeight;
		var ch = document.getElementById('bmiddle').clientHeight;
		var rh = document.getElementById('bright').clientHeight;
    var h = ''; // total height
		var zero = ''; // which one is zero
    if (lh >= ch ) {
      if (lh >= rh) { h = lh; }
      if (rh > lh) { h = rh; }
    }
    else if (ch > lh ) {
      if (ch >= rh) { h = ch; }
      if (rh > ch) { h = rh; }
    }
		var t = 0; // t for temp
    box_l.style.height = h + "px";
    box_c.style.height = h + "px";
    box_r.style.height = h + "px";
  }
}