// copied from prototype.js v1.3.1
// http://prototype.conio.net/
function getElementsByClassName (className) {
	var children = document.getElementsByTagName('*') || document.all;
	var elements = new Array();
	for (var i = 0; i < children.length; i++) {
		var child = children[i];
		var classNames = child.className.split(' ');
		for (var j = 0; j < classNames.length; j++) {
			if (classNames[j] == className) {
				elements.push(child);
				break;
			}
		}
	}
	return elements;
}

function sameheight() {
	obj = getElementsByClassName('sameheight');
	targetHeight = 0;
	for (var i in obj) {
//		var style = obj[i].currentStyle || document.defaultView.getComputedStyle(obj[i], '');
		obj[i].origHeight = obj[i].clientHeight;
		if (targetHeight < obj[i].origHeight) targetHeight = obj[i].origHeight;
	}
	for (var i in obj) {
		obj[i].style.height = targetHeight + 'px';
	}
}

sameheight();