//GENERIC UTILITY FUNCTIONS

var GlobalCounter = function() {};

GlobalCounter.value = 0



diagnostic = false;

function alertOnce(what){

	if(!diagnostic){

		alert(what);

		diagnostic = true;

	}

}

function stripHTML(HTMLString){

	strippedHTML = HTMLString.replace(/<\S[^>]*>/gi, "");

	return strippedHTML;

}



function stripPadding(HTMLString){

	strippedHTML = HTMLString.replace(/^\s*(.*)\s*$/gi, "$1");

	return strippedHTML;

}



function setPageName(pageName){

	document.getElementById(pageName).disabled = false;

}



// confirmation utility

function confirmSubmit(msg) {

	var agree=confirm(msg);

	if (agree)

		return true;

	else

		return false;

}





//HIDE SHOW FOR NOTES

//find the y position of an html dom object

function findPosY(obj){

	var curtop = 0;

	if (obj.offsetParent){

		while (obj.offsetParent){

			curtop += obj.offsetTop

			obj = obj.offsetParent;

		}

	}

	else if (obj.y)

		curtop += obj.y;

	return curtop;

}



//find the x position of an html dom object

function findPosX(obj){

	var curleft = 0;

	if (obj.offsetParent){

		while (obj){

			curleft += obj.offsetLeft

			obj = obj.offsetParent;

		}

	} else if (obj.x) {

		curleft += obj.x;

	}

	return curleft;

}



function getMouseX(e) {

	if (document.all) { // grab the x-y pos.s if browser is IE

		tempX = event.clientX + document.body.scrollLeft

	} else {  // grab the x-y pos.s if browser is NS

		tempX = e.pageX

	}

	// catch possible negative values in NS4

	if (tempX < 0){

		tempX = 0;

	}

	return tempX;

}



function getMouseXInterleaved(e) {

	if (document.all) { // grab the x-y pos.s if browser is IE

		tempX = e.clientX + window.parent.document.body.scrollLeft

	} else {  // grab the x-y pos.s if browser is NS

		tempX = e.pageX

	}

	// catch possible negative values in NS4

	if (tempX < 0){

		tempX = 0;

	}

	return tempX;

}



//show note

function show_note(myNote, alignment){

	var objectNote = document.getElementById(myNote);

	var myMarker = document.getElementById(myNote + "_marker");

	objectNote.style.visibility='visible';



	var myY = findPosY(myMarker);

	var myX = findPosX(myMarker);

	if(myY>18){

		objectNote.style.top=(myY - 5) + "px";

	}else{

		objectNote.style.top=0 + "px";

	}

	if(alignment == "left"){

		objectNote.style.left=(myX - 220) + "px";

	} else {

		objectNote.style.left=(myX + 15) + "px";

	}

	overSource = true;

}



//get id of clicked element or id of first ancestor with id

function getAncestorID(e){

	if(!e){

		e = window.event;

	}

	var clickedObject = getClickedElement(e);

	var tempObject = clickedObject;

	var objectID = null;

	while(tempObject && (objectID == null)){

		//avoids issue with getAttribute returning error at top node

		if(tempObject.parentNode){

			objectID = tempObject.getAttribute('id');

		}

		tempObject = tempObject.parentNode;

	}

	return objectID;

}



//check to see if has ancestor with id of...

function isAncestorOf(e, testID){

	if(!e){

		e = window.event;

	}

	var clickedObject = getClickedElement(e);

	var tempObject = clickedObject;

	var objectID = null;

	while(tempObject && (objectID != testID)){

		//avoids issue with getAttribute returning error at top node

		if(tempObject.parentNode && tempObject.id){

			objectID = tempObject.getAttribute('id');

		}

		if(objectID == testID){

			return true;

		}

		tempObject = tempObject.parentNode;

	}

	return false;

}



//get the clicked element

function getClickedElement(e){

	if(!e){

		e = window.event;

	}

	if(e.target){

		clickedElement = e.target;

	} else if(e.srcElement){

		clickedElement = e.srcElement;

	}

	// defeat Safari bug

	if (clickedElement.nodeType == 3){

		clickedElement = clickedElement.parentNode;

	}

	return clickedElement;

}



function clickOutside(e, note, noteToggle){

	if(!e){

		e = window.event;

	}

	/*

	if(e.target){

		clickedElement = e.target;

	} else if(e.srcElement){

		clickedElement = e.srcElement;

	} else {

		//alert(e + " event handling does not appear to work");

		clickedElement = "badEvent";

	}

	// defeat Safari bug

	if (clickedElement.nodeType == 3){

		clickedElement = clickedElement.parentNode;

	}

	clickedElement = clickedElement.nodeName;

	alert(clickedElement);

	*/

	//get first parent of clicked object with and ID

	var clickedObject = getAncestorID(e);

	if(!isAncestorOf(e, note.id) && clickedObject != noteToggle.id){

		if(note.style.display == "block"){

			note.style.display = "none";

		}

	}

}





function popupNote(toggle, note){

	//prepender for all id's related to this rating utility - id's must follow naming convention

	var _note = document.getElementById(note);

	//width of images used for repeating backgrounds

	var _noteToggle = document.getElementById(toggle);



	//flag for whether the user is dragging or hovering

	var _noteVisible = false;



	this.clickToggle = function(){

		//if visible, hide it

		if(_note.style.display == "block"){

			_note.style.display = "none";

		//if user has triggered from the toggle and isn't already appearing, show

		} else {

			inputY = findPosY(_noteToggle);

			inputX = findPosX(_noteToggle);

			_note.style.top = inputY + _noteToggle.offsetHeight;

			_note.style.left = inputX;

			_note.style.display = "block";

		}

	}



	this.clickOutside = function(e){

		if(!e){

			e = window.event;

		}

		//get first parent of clicked object with and ID

		var clickedObject = getAncestorID(e);

		//if event is a child of calendarSelectSurround or is the toggle do nothing, else close calendar

		if(!isAncestorOf(e, _note.id) && clickedObject != _noteToggle.id){

			if(_note.style.display == "block"){

				_note.style.display = "none";

			}

		}

	}



	//initialize the rating bar including setting the size and attaching any appropriate events

	this.init = function () {

		//attache events to the document for drag outside behaviors

		if (document.all) { //ie

			document.attachEvent("onclick", this.clickOutside);

			_noteToggle.attachEvent("onclick", this.clickToggle);

		} else {

			_noteToggle.addEventListener("click", this.clickToggle, true);

			document.addEventListener('click', this.clickOutside, false);

		}

	}

}



function popupNoteInterleaved(toggle, note){

	//prepender for all id's related to this rating utility - id's must follow naming convention

	var _note = window.parent.document.getElementById(note);

	//width of images used for repeating backgrounds

	var _noteToggle = window.parent.document.getElementById(toggle);



	if (_noteToggle == undefined && _note == undefined) {

		_note = document.getElementById(note);

		_noteToggle = document.getElementById(toggle);

	}



	//flag for whether the user is dragging or hovering

	var _noteVisible = false;



	this.setNote = function (note) {

		_note = note;

	}



	this.setNoteToggle = function (noteToggle) {

		_noteToggle = noteToggle;

	}



	this.clickToggle = function(){

		//if visible, hide it

		if(_note.style.display == "block"){

			_note.style.display = "none";

		//if user has triggered from the toggle and isn't already appearing, show

		} else {

			inputY = findPosY(_noteToggle);

			inputX = findPosX(_noteToggle);

			_note.style.top = inputY + _noteToggle.offsetHeight;

			_note.style.left = inputX;

			_note.style.display = "block";

		}

	}



	this.clickOutside = function(e){

		if(!e){

			e = window.parent.event;

		}

		//get first parent of clicked object with and ID

		//alert("clickOutside event: "+e);

		var clickedObject = getAncestorID(e);

		//if event is a child of calendarSelectSurround or is the toggle do nothing, else close calendar

		if(!isAncestorOf(e, _note.id) && clickedObject != _noteToggle.id){

			if(_note.style.display == "block"){

				_note.style.display = "none";

			}

		}

	}



	//initialize the rating bar including setting the size and attaching any appropriate events

	this.init = function () {

		//attache events to the document for drag outside behaviors

		if (window.parent.document.all) { //ie

			window.parent.document.attachEvent("onclick", this.clickOutside);

			_noteToggle.attachEvent("onclick", this.clickToggle);

		} else {

			_noteToggle.addEventListener("click", this.clickToggle, true);

			window.parent.document.addEventListener('click', this.clickOutside, false);

		}

	}

}



/*

** Class used for the initialization and manipulation of a javascript interleaved rating bar

** TO DO:

** 1. implement double click to unset rating

** 2. provide better sample animation

*/



function ratingBarInterleaved(ratedItem){

	//prepender for all id's related to this rating utility - id's must follow naming convention

	var _prepend = ratedItem;

	//width of images used for repeating backgrounds

	var _BGWidth = 13;

	//height of images used for repeating backgrounds

	var _BGHeight = 15;

	//specificity of scores, recommended values are .5 or 1

	var _specificity = .5;

	//maximum rating, this controls the size of the rating bar as well as allowable maximum score

	var _maxRating = 5;

	//minimum rating, this controls the size of the rating bar as well as allowable minimum score

	var _minRating = 0;

	//type of rating - used in string appender for displaying rating in text format

	var _ratingType = "Stars";



	var _ratingTypeSingular = "Star";

	//current rating

	var _rating;

	//path used for "sparkle image"

	var _imagePath = "";



	//overrides for id's of rating display and input item bound to score

	//should just using naming conventions unless there is a good reason to do otherwise

	var _displayItemOverride;

	var _inputItemOverride;



	//flag for whether the user is dragging or hovering

	var _isMouseDown = false;

	//flag for whether a value has been set and the hover animation should be disabled

	var _hasValueSet = false;



	//set width of background image

	this.setSpecificity = function (specificity) {

		_specificity = specificity;

	}



	//set width of background image

	this.setBGWidth = function (width) {

		_BGWidth = width;

	}



	//set height of background image

	this.setBGHeight = function (height) {

		_BGWidth = height;

	}



	//set maximum rating - changes the number of background images displayed

	this.setMaxRating = function (maxRating) {

		_maxRating = maxRating;

	}



	//set minimum rating - limits min score

	this.setMinRating = function (minRating) {

		_minRating = minRating;

	}



	//set path used for "sparkle image"

	this.setImagePath = function (path) {

		_imagePath = path;

	}





	this.initializeValue = function (givenValue) {

		_hasValueSet = true;

		ratingValue = (Math.ceil(givenValue/_specificity)* 100 *_specificity)/100;

		if(ratingValue > _maxRating){

			ratingValue = _maxRating;

		} else if(ratingValue < _minRating){

			ratingValue = _minRating;

		}

		_rating = ratingValue;

		tableWidth = ratingValue * _BGWidth;

		window.parent.document.getElementById(ratedItem + "Filled").style.width = tableWidth + "px";

		//set the value to the bound input

		if(_inputItemOverride != null){

							alert(2);

			if(window.parent.document.getElementById(_inputItemOverride)){



				window.parent.document.getElementById(_inputItemOverride).value = _rating;

			}

		} else if(window.parent.document.getElementById(_prepend + 'Value')) {

			window.parent.document.getElementById(_prepend + 'Value').value = _rating;

		}

		//set the display value

		if(_displayItemOverride != null){

			if(document.getElementById(_displayItemOverride)){

				if (_rating == 1){



					window.parent.document.getElementById(_displayItemOverride).innerHTML = _rating + " " + _ratingTypeSingular;

				} else {



					window.parent.document.getElementById(_displayItemOverride).innerHTML = _rating + " " + _ratingType;

				}

			}

		} else if(document.getElementById(_prepend + 'Display')){

			if (_rating == 1){

				window.parent.document.getElementById(_prepend + 'Display').innerHTML = _rating + " " + _ratingTypeSingular;

			} else {

				window.parent.document.getElementById(_prepend + 'Display').innerHTML = _rating + " " + _ratingType;

			}

		}

	}



	//resize function for use with the hover and filled tables

	//returns the current rating value

	this.resizeTable = function (event, table) {

		//browser even access fix

		if(!event){

			event = window.parent.event;

		}

		//get width of rating table, should be set by class properties and initialization function

		tableWidth = window.parent.document.getElementById(_prepend + 'RatingBar').style.width;

		//get the user selected value in pixels

		scaleAmt = getMouseXInterleaved(event) - findPosX(window.parent.document.getElementById(_prepend + 'RatingBar'));

		//convert pixel value to rating units, rounding to specificity designated for class

		ratingValue = (Math.ceil(scaleAmt/_BGWidth/_specificity) * 100 * _specificity)/100;

		//if the rating value is out of bounds for some reason, set to bound limits

		if(ratingValue > _maxRating){

			ratingValue = _maxRating;

		} else if(ratingValue < _minRating){

			ratingValue = _minRating;

		}

		//get the width that the table should be resized to

		tableWidth = ratingValue * _BGWidth;

		//because tables cannot be of size 0, set to 1 pixel when the rated value is 0

		if(tableWidth < 1){

			tableWidth = 1;

		}

		//set table width

		window.parent.document.getElementById("r_rating").value=ratingValue;

		window.parent.document.getElementById(table).style.width = tableWidth + "px";

		//return rating

		_rating = ratingValue;

	}



	//set the rated value

	this.setRating = function (event) {

		this.updateRating(event, _prepend + 'Filled');

		//set flag that a value is now set and the hover state should disable

		_hasValueSet = true;

		//set the filled image to be a "sparkle" image - an animated version of the filled state that animates once and does not loop

		backgroundPath = _imagePath + 'sparkle.gif?i=' + GlobalCounter.value++;

		window.parent.document.getElementById(_prepend + 'Filled').style.background = "url(" + backgroundPath +")";

	}

	

	//update rating value and display

	this.updateRating = function (event, table, ignoreInput) {

		//reset the size of the given table

		this.resizeTable(event, table);

		//set the value of the input bound to this rating

		if(ignoreInput == null){

			if(_inputItemOverride != null){

				alert(3);

				if(window.parent.document.getElementById(_inputItemOverride)){

					window.parent.document.getElementById(_inputItemOverride).value = _rating;

				}

			} else if(window.parent.document.getElementById(_prepend + 'Value')) {

				window.parent.document.getElementById(_prepend + 'Value').value = _rating;

				//alert(window.parent.document.getElementById(_prepend + 'Value').value);

			}

		}

		//set the display value

		if(_displayItemOverride != null){

			if(document.getElementById(_displayItemOverride)){

				if (_rating == 1){

					window.parent.document.getElementById(_displayItemOverride).innerHTML = _rating + " " + _ratingTypeSingular;

				} else {

					window.parent.document.getElementById(_displayItemOverride).innerHTML = _rating + " " + _ratingType;

				}	

			}

		} else if(document.getElementById(_prepend + 'Display')){

			if (_rating == 1){

				window.parent.document.getElementById(_prepend + 'Display').innerHTML = _rating + " " + _ratingTypeSingular;

			} else {

				window.parent.document.getElementById(_prepend + 'Display').innerHTML = _rating + " " + _ratingType;

			}	

		}

	}

	

	//user is dragging the bar, set flag to indicate the drag has started

	this.startSlide = function () {

		_isMouseDown = true;

	}

	

	//user has stopped dragging, reset flag

	this.stopSlide = function () {

		if(_isMouseDown){

			//set the filled image to be a "sparkle" image - an animated version of the filled state that animates once and does not loop

			backgroundPath = _imagePath + 'sparkle.gif?i=' + GlobalCounter.value++;

			window.parent.document.getElementById(_prepend + 'Filled').style.background = "url(" + backgroundPath +")";

			_isMouseDown = false;

		}

	}



	//user is mousing over rating bar, check to see if hover or drag behavior is appropriate

	this.doSlide = function (event) {

		//if the mouse is down, update the value

		if(_isMouseDown){

			this.updateRating(event, _prepend + "Filled");

			//set flag that a value is now set and the hover state should disable

			_hasValueSet = true;

		//if the mouse is not down and the value has not been set, preview set value

		} else if(!_hasValueSet){

			this.updateRating(event, _prepend + "Hover", true);

		}

	}

	

	//set the hover table to width of 1, clear the display value if no value has been set

	this.resetHover = function () {

		//set width to minimum

		window.parent.document.getElementById(_prepend + "Hover").style.width = '1px';

		//clear display value if not set

		if(!_hasValueSet){

			if(_displayItemOverride != null){

				if(window.parent.document.getElementById(_displayItemOverride)){

					window.parent.document.getElementById(_displayItemOverride).innerHTML = "";

				}

			} else if(window.parent.document.getElementById(_prepend + 'Display')){

				window.parent.document.getElementById(_prepend + 'Display').innerHTML = "";

			}

		}

	}

	

	//initialize the rating bar including setting the size and attaching any appropriate events

	this.init = function () {

		//initialize rating table size

		tableWidth = _BGWidth * _maxRating;

		window.parent.document.getElementById( _prepend + "RatingBar").style.width = tableWidth + "px";

		window.parent.document.getElementById( _prepend + "Filled").style.height = _BGHeight + "px";

		

		//attache events to the document for drag outside behaviors

		if (window.parent.document.all) { //ie

			window.parent.document.attachEvent("onmouseup", this.stopSlide);

		} else {

			window.parent.document.addEventListener("mouseup", this.stopSlide, true);

		}

	}

}



function showNetPromoterBody(chk) {

	var np_body = document.getElementById('BVnetPromoterBodyId');

	if (np_body) {

		if (!chk.checked) {

			np_body.style.display = 'none';

		} else {

			np_body.style.display = 'block';

		}

	} else {

		return;

	}

}



function setOpenerLocation(url) {

	if (opener) {

		if (opener.closed)

			window.open(url, "");

		else

			opener.location.href = url;

		return false;

	}

	return true;

}