//Ensure Nav is always as tall as content
	
function CFEqualCols() {	
	var COne = document.getElementById("col1").offsetHeight;
	var CTwo = document.getElementById("col2").offsetHeight;
	var CThree = document.getElementById("col3").offsetHeight;
		
	if (COne > CTwo) {
		document.getElementById("col2").style.height=Math.round(COne) +"px";
		document.getElementById("col3").style.height=Math.round(COne) +"px";

	} else {
		document.getElementById("col1").style.height=Math.round(CTwo) +"px";
		document.getElementById("col3").style.height=Math.round(CTwo) +"px";
	}
}