var positionFooter = function() {
	var footer = $('footer');
	var content = $('content');
	var innerDivs = content.getElementsBySelector('div');
		
	var max = 0;
	var lastHidden = null;
		
	innerDivs.each(function(o) {
		if (o.visible() && o.getStyle('display') != 'none') {
		var overflow = o.getStyle('overflow');
		if (overflow == 'hidden') {
			lastHidden = o;
		} else {
			if (lastHidden != null && o.descendantOf(lastHidden)) {
				// Skip this div, since it's inside of an overflow: hidden one
				return;
			}
		}
		var height = Try.these(
			function() { return parseInt(document.defaultView.getComputedStyle(o, null).getPropertyValue('height', null)) },
			function() { return o.getHeight() }
		);
		var thisMax = Position.cumulativeOffset(o)[1] + height;
		if (thisMax > max) {
			max = thisMax;
		}
		}
	});
	max += 30;
	footer.setStyle({'top': max + 'px'});
	footer.show();
};

function Anthem_PostCallBack(o) {
	positionFooter();
}

function Anthem_Error(result) {
	window.location = "http://www.lhw.com/groups/error.aspx?anthem=" + result.error;
}

Event.observe(window, 'load', positionFooter);


function defaultIfEmpty(control, defaultText) {
	if (control.value == '' || trim(control.value) == '')
		control.value = defaultText;
}



function enterKey(event, controlID, methodName){
	if(event.which || event.keyCode) {
		if ((event.which == 13) || (event.keyCode == 13)) {
			Anthem_InvokeControlMethod(controlID, methodName, [], null);
			return false;
		}
	}
	return true;
}


function enterKeyPostback(event, btn) {
	if(event.which || event.keyCode) {
		if ((event.which == 13) || (event.keyCode == 13)) {
			__doPostBack(btn,'');				
			return false;
		}
	}
	return true;
}


function hideShow(toHide, toShow) {
	if (toHide != null) {
		for (var i = 0; i < toHide.length; i++) {
			$(toHide[i]).hide();
		}
	}
	if (toShow != undefined) {
		for (var i = 0; i < toShow.length; i++) {
			$(toShow[i]).show();
		}
	}
}


	function textboxEnterKey(event, btn){
		if(event.which || event.keyCode) {
			if ((event.which == 13) || (event.keyCode == 13)) {		
					var button = $(btn);
					if (button.dispatchEvent)
					{
						var e = document.createEvent("MouseEvents");
						e.initEvent("click", true, true);
						button.dispatchEvent(e);
					}
					else
					{
						button.click();
					}
				return false;
			}
		}
		return true;
	}
	

function OpenDimenxionPopUp(url) {
	window.open(url,"DimenxionPopUp", "width=790,height=595,toolbar=no,directories=no,location=no,menubar=no,resizable=yes,status=no");
	return false;
}


function fillRelatedListBox(parentList, relatedList, relationHash, hidField) {
	var pList = $(parentList);
	var rList = $(relatedList);
	
	for (var j = rList.options.length - 1; j >= 0 ; j--) {
		rList.remove(j);
	}
	
	for (var i = 0; i < pList.options.length; i++)	{		
		var optionParentSelected = pList.options[i];
		var hotelHash = relationHash.get(optionParentSelected.value);
		
		if (optionParentSelected.selected) {
			for (var j = 0; j < hotelHash.keys().size(); j++) {
				var key = hotelHash.keys()[j];
				AddOptionToSelect(rList, key, hotelHash.get(key));
			}
		}
	}
	persistOptionsList(rList, hidField);
}

function AddOptionToSelect(selectControl, value, text) {
	var hotelOption = document.createElement('option');
	hotelOption.text = text;
	hotelOption.value = value;
	try {
		selectControl.add(hotelOption, null); 
	}
	catch(ex) {
		selectControl.add(hotelOption); 
	}
}

function persistOptionsList(rList, hidField) {
	var optionsList = '';
	for (var i=0; i< rList.options.length; i++)	{
		var optionText = rList.options[i].text;
		var optionValue = rList.options[i].value;
		var optionSelected = rList.options[i].selected;
	 
		if ( optionsList.length > 0 )
			optionsList += ';';
	 
		optionsList += optionText + ':' + optionValue + ':' + optionSelected;
	}
	$(hidField).value = optionsList;
}