// add arrows to the menu items that have children
	var leggero = function(){
		var MainNav = document.getElementById('MainNav');
		var MainNavListItems = MainNav.getElementsByTagName('li');
		for(var i=0;i<MainNavListItems.length;i++){
			if(MainNavListItems[i].getElementsByTagName('ul').length > 0){
				MainNavListItems[i].firstChild.className += ' hasChildren';
			}
		}
	}();
	leggero;
	
	
	// fix panes width
	var leftpane = document.getElementById('dnn_LeftPane');
	var contentpane = document.getElementById('dnn_ContentPane');
	var rightpane = document.getElementById('dnn_RightPane');
	
	if(leftpane && leftpane.childNodes.length == 0 || rightpane && rightpane.childNodes.length == 0){
		contentpane.style.width = '59.8em';
	}
	
	if(leftpane && leftpane.childNodes.length == 0 && rightpane && rightpane.childNodes.length == 0){
		contentpane.style.width = '80em';
	}
	
	if(leftpane == null && rightpane && rightpane.childNodes.length == 0){
		contentpane.style.width = '80em';
	}

	if(leftpane && leftpane.childNodes.length == 0 && rightpane == null){
		contentpane.style.width = '80em';
	}