function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if (node == null)
		node = document;
	if (tag == null)
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}


function fix_product_heights() {

	var products = getElementsByClass("product");
		var max = 0;

		for (var j = 0, m2 = products.length; j < m2; j++) {
			if (products[j].offsetHeight > max) max = products[j].offsetHeight;
			
		}

		for (var j = 0, m2 = products.length; j < m2; j++) {
			products[j].style.height = (max + 2 ) + "px";
		
		}

}


function fix_category_heights() {

	var products = getElementsByClass("category");
		var max = 0;

		for (var j = 0, m2 = products.length; j < m2; j++) {
			if (products[j].offsetHeight > max) max = products[j].offsetHeight;
			
		}

		for (var j = 0, m2 = products.length; j < m2; j++) {
			products[j].style.height = (max + 2 ) + "px";
		}

}


fix_product_heights();
fix_category_heights();