/*Adapted from http://www.thewatchmakerproject.com/journal/308/equal-height-boxes-with-javascript
fixing IE7 compatibility issues and using prototype.js loaded first*/

var CSSColumns = {
	maxHeight: 0,
	els: new Array(),
	equalise: function(){
		for (var i=0;i<arguments.length;i++) if (!$(arguments[i])) return;
			for(var i=0;i<arguments.length;i++)
		{
			this.els.push($(arguments[i]));
		}
		this.maxHeight = this.calcMaxHeight();
		for(var i=0;i<this.els.length;i++){
			this.els[i].style.height = this.maxHeight + "px";
		}
	},
	calcMaxHeight: function(){
		var h = 0;
		for(var i=0;i<this.els.length;i++)
		{
			if(this.els[i].getHeight()>h)
			{
				h=this.els[i].getHeight();
			}
		}
		return h;
	}
}