function eqh() {
var g = function(e) { return document.getElementById(e); };

for(var i = 0, h = 0, c = 0, l = arguments.length; i < l; ++i)
h = (h < (c = g(arguments[i]).offsetHeight)) ? c : h;

h = h + "px";
for(var i = 0, l = arguments.length; i < l; ++i)
g(arguments[i]).style.height = h;
}

window.onload = function() {
eqh('leftcolumn', 'content');
}