//
// common.js
//

// Author: Colin Jaggs
// Date: 6th October 2004
// Description: Common JS functions use throughout the site

// common variables
var popUpWin = false;
var xOffset = 10, yOffset = 10;
var floatingLayers = new Array();

// close any existing popup windows
function closePopups()
{
	if (popUpWin) popUpWin.close();
}

function popUpPage(url)
{
	if (popUpWin.open) popUpWin.close();
	popUpWin = window.open(url, "popupwin", "width=650,height=500,scrollbars=1,toolbar=0")
}

// cross browser function to find an element by id
function objectById(id)
{ 
	if (document.getElementById) return document.getElementById(id); 
	else if (document.all) return document.all[id]; 
	else if (document.layers) return document.layers[id]; 
} 

// textbox focus and blur events (change active css)
function focusTxt(obj) { obj.className = obj.className + " Selected"; }
function blurTxt(obj) { obj.className = obj.className.replace(" Selected", ""); }

// inline cv2 help on card payment form
function showCV2Help()
{
	if (objectById('cv2Help').style.display == "none") objectById('cv2Help').style.display = "";
	else objectById('cv2Help').style.display = "none";
}

// change manufacturer selection in product search
function changeManufacturer(sender)
{
	// determine url without the current attribute filter, and append the new value if one is selected
	eval("var url = attrFilterBaseUrl.replace(/&Manufacturer=[0-9]+/, \"\")");
	if (sender.selectedIndex > 0) url += "&Manufacturer=" + sender.options[sender.selectedIndex].value;
	location.href = url;
}

// change attribute selection in product search
function changeAttributeFilter(sender, keyName)
{
	// determine url without the current attribute filter, and append the new value if one is selected
	eval("var url = baseUrl.replace(/&P." + keyName + "=[0-9]+/, \"\")");
	if (sender.selectedIndex > 0) url += "&P." + keyName + "=" + sender.options[sender.selectedIndex].value;
	location.href = url;
}

// change the number of results per page on product search
function changeRPP(sender, defaultRPP)
{
	// determine url without the RPP selection
	eval("var url = attrFilterBaseUrl.replace(/&RPP=[0-9]+/, \"\")");
	if (sender.options[sender.selectedIndex].value != defaultRPP) url += "&RPP=" + sender.selectedIndex;
	if (typeof(updSrch) != "undefined") updSrch(url); else location.href = url;
}

// change the sort order on product search
function changeSortBy(sender, defaultSort)
{
	// determine url without the sort by selection
	eval("var url = attrFilterBaseUrl.replace(/&Sort=[0-9]+/, \"\")");
	if (sender.options[sender.selectedIndex].value != defaultSort) url += "&Sort=" + sender.selectedIndex;
	if (typeof(updSrch) != "undefined") updSrch(url); else location.href = url;
}

// custom validation function to manually call page validation without actually submitting a form
function validateGroup(group)
{
	Page_IsValid = false;
	if (typeof(WebForm_DoPostBackWithOptions) == "function")
	{
		WebForm_DoPostBackWithOptions(new WebForm_PostBackOptions("", "", true, group, "", false, false));
		return Page_IsValid;
	}
	else return true;
}

// toggle visibility of floating layer
function toggleFloatLayer(e, layer, state, offsetX, offsetY)
{
	offsetX = offsetX || 10;
	offsetY = offsetY || 10;

	if (objectById(layer))
	{
		if (state == 1)
		{
			// set x and y offsets
			xOffset = offsetX;
			yOffset = offsetY;

			// show the floating layer
			objectById(layer).style.display = "inline";
		}
		else objectById(layer).style.display = "none";
	}
}

function fixIEAlpha(img)
{
    var arVersion = navigator.appVersion.split("MSIE");
    var version = parseFloat(arVersion[1]);

    if ((version >= 5.5) && (version < 7.0) && (document.body.filters))
    {
        if (img.altsrc)
        {
            var tempImg = new Image(); tempImg.src = img.altsrc;        // preload image just in case
            img.src = img.altsrc;
        }
        else
        {
            var tempImg = new Image(); tempImg.src = img.src;        // preload image just in case
            img.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + img.src + "')";
            img.src = FolderRoot + "Images/Blank.gif";
        }
    }
}

function getPageSize()
{
	var xScroll, yScroll;
	if (window.innerHeight && window.scrollMaxY)
	{
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight)
	{ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else
	{ // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	var windowWidth, windowHeight;
	if (self.innerHeight)
	{	// all except Explorer
		if (document.documentElement.clientWidth)
		{
			windowWidth = document.documentElement.clientWidth;
		} else
		{
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight)
	{ // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body)
	{ // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}
	// for small pages with total height less then height of the viewport
	if (yScroll < windowHeight)
	{
		pageHeight = windowHeight;
	} else
	{
		pageHeight = yScroll;
	}
	// for small pages with total width less then width of the viewport
	if (xScroll < windowWidth)
	{
		pageWidth = xScroll;
	} else
	{
		pageWidth = windowWidth;
	}
	arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight);
	return arrayPageSize;
}

function getPageScroll()
{
	var xScroll, yScroll;
	if (self.pageYOffset)
	{
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop)
	{	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body)
	{// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;
	}
	arrayPageScroll = new Array(xScroll, yScroll);
	return arrayPageScroll;
}
/*!
* jCarousel - Riding carousels with jQuery
*   http://sorgalla.com/jcarousel/
*
* Copyright (c) 2006 Jan Sorgalla (http://sorgalla.com)
* Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
* and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
*
* Built on top of the jQuery library
*   http://jquery.com
*
* Inspired by the "Carousel Component" by Bill Scott
*   http://billwscott.com/carousel/
*/
(function ($) { $.fn.jcarousel = function (o) { if (typeof o == 'string') { var instance = $(this).data('jcarousel'), args = Array.prototype.slice.call(arguments, 1); return instance[o].apply(instance, args) } else return this.each(function () { $(this).data('jcarousel', new $jc(this, o)) }) }; var defaults = { vertical: false, start: 1, offset: 1, size: null, scroll: 3, visible: null, animation: 'normal', easing: 'swing', auto: 0, wrap: null, initCallback: null, reloadCallback: null, itemLoadCallback: null, itemFirstInCallback: null, itemFirstOutCallback: null, itemLastInCallback: null, itemLastOutCallback: null, itemVisibleInCallback: null, itemVisibleOutCallback: null, buttonNextHTML: '<div></div>', buttonPrevHTML: '<div></div>', buttonNextEvent: 'click', buttonPrevEvent: 'click', buttonNextCallback: null, buttonPrevCallback: null }; $.jcarousel = function (e, o) { this.options = $.extend({}, defaults, o || {}); this.locked = false; this.container = null; this.clip = null; this.list = null; this.buttonNext = null; this.buttonPrev = null; this.wh = !this.options.vertical ? 'width' : 'height'; this.lt = !this.options.vertical ? 'left' : 'top'; var skin = '', split = e.className.split(' '); for (var i = 0; i < split.length; i++) { if (split[i].indexOf('jcarousel-skin') != -1) { $(e).removeClass(split[i]); skin = split[i]; break } } if (e.nodeName == 'UL' || e.nodeName == 'OL') { this.list = $(e); this.container = this.list.parent(); if (this.container.hasClass('jcarousel-clip')) { if (!this.container.parent().hasClass('jcarousel-container')) this.container = this.container.wrap('<div></div>'); this.container = this.container.parent() } else if (!this.container.hasClass('jcarousel-container')) this.container = this.list.wrap('<div></div>').parent() } else { this.container = $(e); this.list = this.container.find('ul,ol').eq(0) } if (skin != '' && this.container.parent()[0].className.indexOf('jcarousel-skin') == -1) this.container.wrap('<div class=" ' + skin + '"></div>'); this.clip = this.list.parent(); if (!this.clip.length || !this.clip.hasClass('jcarousel-clip')) this.clip = this.list.wrap('<div></div>').parent(); this.buttonNext = $('.jcarousel-next', this.container); if (this.buttonNext.size() == 0 && this.options.buttonNextHTML != null) this.buttonNext = this.clip.after(this.options.buttonNextHTML).next(); this.buttonNext.addClass(this.className('jcarousel-next')); this.buttonPrev = $('.jcarousel-prev', this.container); if (this.buttonPrev.size() == 0 && this.options.buttonPrevHTML != null) this.buttonPrev = this.clip.after(this.options.buttonPrevHTML).next(); this.buttonPrev.addClass(this.className('jcarousel-prev')); this.clip.addClass(this.className('jcarousel-clip')).css({ overflow: 'hidden', position: 'relative' }); this.list.addClass(this.className('jcarousel-list')).css({ overflow: 'hidden', position: 'relative', top: 0, left: 0, margin: 0, padding: 0 }); this.container.addClass(this.className('jcarousel-container')).css({ position: 'relative' }); var di = this.options.visible != null ? Math.ceil(this.clipping() / this.options.visible) : null; var li = this.list.children('li'); var self = this; if (li.size() > 0) { var wh = 0, i = this.options.offset; li.each(function () { self.format(this, i++, li.size()); wh += self.dimension(this, di) }); this.list.css(this.wh, wh + 'px'); if (!o || o.size === undefined) this.options.size = li.size() } this.container.css('display', 'block'); this.buttonNext.css('display', 'block'); this.buttonPrev.css('display', 'block'); this.funcNext = function () { self.next() }; this.funcPrev = function () { self.prev() }; this.funcResize = function () { self.reload() }; if (this.options.initCallback != null) this.options.initCallback(this, 'init'); if ($.browser.safari) { this.buttons(false, false); $(window).bind('load.jcarousel', function () { self.setup() }) } else this.setup() }; var $jc = $.jcarousel; $jc.fn = $jc.prototype = { jcarousel: '0.2.4' }; $jc.fn.extend = $jc.extend = $.extend; $jc.fn.extend({ setup: function () { this.first = null; this.last = null; this.prevFirst = null; this.prevLast = null; this.animating = false; this.timer = null; this.tail = null; this.inTail = false; if (this.locked) return; this.list.css(this.lt, this.pos(this.options.offset) + 'px'); var p = this.pos(this.options.start); this.prevFirst = this.prevLast = null; this.animate(p, false); $(window).unbind('resize.jcarousel', this.funcResize).bind('resize.jcarousel', this.funcResize) }, reset: function () { this.list.empty(); this.list.css(this.lt, '0px'); this.list.css(this.wh, '10px'); if (this.options.initCallback != null) this.options.initCallback(this, 'reset'); this.setup() }, reload: function () { if (this.tail != null && this.inTail) this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) + this.tail); this.tail = null; this.inTail = false; if (this.options.reloadCallback != null) this.options.reloadCallback(this); if (this.options.visible != null) { var self = this; var di = Math.ceil(this.clipping() / this.options.visible), wh = 0, lt = 0; $('li', this.list).each(function (i) { wh += self.dimension(this, di); if (i + 1 < self.first) lt = wh }); this.list.css(this.wh, wh + 'px'); this.list.css(this.lt, -lt + 'px') } this.scroll(this.first, false) }, lock: function () { this.locked = true; this.buttons() }, unlock: function () { this.locked = false; this.buttons() }, size: function (s) { if (s != undefined) { this.options.size = s; if (!this.locked) this.buttons() } return this.options.size }, has: function (i, i2) { if (i2 == undefined || !i2) i2 = i; if (this.options.size !== null && i2 > this.options.size) i2 = this.options.size; for (var j = i; j <= i2; j++) { var e = this.get(j); if (!e.length || e.hasClass('jcarousel-item-placeholder')) return false } return true }, get: function (i) { return $('.jcarousel-item-' + i, this.list) }, add: function (i, s) { var e = this.get(i), old = 0, add = 0; if (e.length == 0) { var c, e = this.create(i), j = $jc.intval(i); while (c = this.get(--j)) { if (j <= 0 || c.length) { j <= 0 ? this.list.prepend(e) : c.after(e); break } } } else old = this.dimension(e); e.removeClass(this.className('jcarousel-item-placeholder')); typeof s == 'string' ? e.html(s) : e.empty().append(s); var di = this.options.visible != null ? Math.ceil(this.clipping() / this.options.visible) : null; var wh = this.dimension(e, di) - old; if (i > 0 && i < this.first) this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) - wh + 'px'); this.list.css(this.wh, $jc.intval(this.list.css(this.wh)) + wh + 'px'); return e }, remove: function (i) { var e = this.get(i); if (!e.length || (i >= this.first && i <= this.last)) return; var d = this.dimension(e); if (i < this.first) this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) + d + 'px'); e.remove(); this.list.css(this.wh, $jc.intval(this.list.css(this.wh)) - d + 'px') }, next: function () { this.stopAuto(); if (this.tail != null && !this.inTail) this.scrollTail(false); else this.scroll(((this.options.wrap == 'both' || this.options.wrap == 'last') && this.options.size != null && this.last == this.options.size) ? 1 : this.first + this.options.scroll) }, prev: function () { this.stopAuto(); if (this.tail != null && this.inTail) this.scrollTail(true); else this.scroll(((this.options.wrap == 'both' || this.options.wrap == 'first') && this.options.size != null && this.first == 1) ? this.options.size : this.first - this.options.scroll) }, scrollTail: function (b) { if (this.locked || this.animating || !this.tail) return; var pos = $jc.intval(this.list.css(this.lt)); !b ? pos -= this.tail : pos += this.tail; this.inTail = !b; this.prevFirst = this.first; this.prevLast = this.last; this.animate(pos) }, scroll: function (i, a) { if (this.locked || this.animating) return; this.animate(this.pos(i), a) }, pos: function (i) { var pos = $jc.intval(this.list.css(this.lt)); if (this.locked || this.animating) return pos; if (this.options.wrap != 'circular') i = i < 1 ? 1 : (this.options.size && i > this.options.size ? this.options.size : i); var back = this.first > i; var f = this.options.wrap != 'circular' && this.first <= 1 ? 1 : this.first; var c = back ? this.get(f) : this.get(this.last); var j = back ? f : f - 1; var e = null, l = 0, p = false, d = 0, g; while (back ? --j >= i : ++j < i) { e = this.get(j); p = !e.length; if (e.length == 0) { e = this.create(j).addClass(this.className('jcarousel-item-placeholder')); c[back ? 'before' : 'after'](e); if (this.first != null && this.options.wrap == 'circular' && this.options.size !== null && (j <= 0 || j > this.options.size)) { g = this.get(this.index(j)); if (g.length) this.add(j, g.children().clone(true)) } } c = e; d = this.dimension(e); if (p) l += d; if (this.first != null && (this.options.wrap == 'circular' || (j >= 1 && (this.options.size == null || j <= this.options.size)))) pos = back ? pos + d : pos - d } var clipping = this.clipping(); var cache = []; var visible = 0, j = i, v = 0; var c = this.get(i - 1); while (++visible) { e = this.get(j); p = !e.length; if (e.length == 0) { e = this.create(j).addClass(this.className('jcarousel-item-placeholder')); c.length == 0 ? this.list.prepend(e) : c[back ? 'before' : 'after'](e); if (this.first != null && this.options.wrap == 'circular' && this.options.size !== null && (j <= 0 || j > this.options.size)) { g = this.get(this.index(j)); if (g.length) this.add(j, g.find('>*').clone(true)) } } c = e; var d = this.dimension(e); if (d == 0) { alert('jCarousel: No width/height set for items. This will cause an infinite loop. Aborting...'); return 0 } if (this.options.wrap != 'circular' && this.options.size !== null && j > this.options.size) cache.push(e); else if (p) l += d; v += d; if (v >= clipping) break; j++ } for (var x = 0; x < cache.length; x++) cache[x].remove(); if (l > 0) { this.list.css(this.wh, this.dimension(this.list) + l + 'px'); if (back) { pos -= l; this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) - l + 'px') } } var last = i + visible - 1; if (this.options.wrap != 'circular' && this.options.size && last > this.options.size) last = this.options.size; if (j > last) { visible = 0, j = last, v = 0; while (++visible) { var e = this.get(j--); if (!e.length) break; v += this.dimension(e); if (v >= clipping) break } } var first = last - visible + 1; if (this.options.wrap != 'circular' && first < 1) first = 1; if (this.inTail && back) { pos += this.tail; this.inTail = false } this.tail = null; if (this.options.wrap != 'circular' && last == this.options.size && (last - visible + 1) >= 1) { var m = $jc.margin(this.get(last), !this.options.vertical ? 'marginRight' : 'marginBottom'); if ((v - m) > clipping) this.tail = v - clipping - m } while (i-- > first) pos += this.dimension(this.get(i)); this.prevFirst = this.first; this.prevLast = this.last; this.first = first; this.last = last; return pos }, animate: function (p, a) { if (this.locked || this.animating) return; this.animating = true; var self = this; var scrolled = function () { self.animating = false; if (p == 0) self.list.css(self.lt, 0); if (self.options.wrap == 'circular' || self.options.wrap == 'both' || self.options.wrap == 'last' || self.options.size == null || self.last < self.options.size) self.startAuto(); self.buttons(); self.notify('onAfterAnimation') }; this.notify('onBeforeAnimation'); if (!this.options.animation || a == false) { this.list.css(this.lt, p + 'px'); scrolled() } else { var o = !this.options.vertical ? { 'left': p} : { 'top': p }; this.list.animate(o, this.options.animation, this.options.easing, scrolled) } }, startAuto: function (s) { if (s != undefined) this.options.auto = s; if (this.options.auto == 0) return this.stopAuto(); if (this.timer != null) return; var self = this; this.timer = setTimeout(function () { self.next() }, this.options.auto * 1000) }, stopAuto: function () { if (this.timer == null) return; clearTimeout(this.timer); this.timer = null }, buttons: function (n, p) { if (n == undefined || n == null) { var n = !this.locked && this.options.size !== 0 && ((this.options.wrap && this.options.wrap != 'first') || this.options.size == null || this.last < this.options.size); if (!this.locked && (!this.options.wrap || this.options.wrap == 'first') && this.options.size != null && this.last >= this.options.size) n = this.tail != null && !this.inTail } if (p == undefined || p == null) { var p = !this.locked && this.options.size !== 0 && ((this.options.wrap && this.options.wrap != 'last') || this.first > 1); if (!this.locked && (!this.options.wrap || this.options.wrap == 'last') && this.options.size != null && this.first == 1) p = this.tail != null && this.inTail } var self = this; this.buttonNext[n ? 'bind' : 'unbind'](this.options.buttonNextEvent + '.jcarousel', this.funcNext)[n ? 'removeClass' : 'addClass'](this.className('jcarousel-next-disabled')).attr('disabled', n ? false : true); this.buttonPrev[p ? 'bind' : 'unbind'](this.options.buttonPrevEvent + '.jcarousel', this.funcPrev)[p ? 'removeClass' : 'addClass'](this.className('jcarousel-prev-disabled')).attr('disabled', p ? false : true); if (this.buttonNext.length > 0 && (this.buttonNext[0].jcarouselstate == undefined || this.buttonNext[0].jcarouselstate != n) && this.options.buttonNextCallback != null) { this.buttonNext.each(function () { self.options.buttonNextCallback(self, this, n) }); this.buttonNext[0].jcarouselstate = n } if (this.buttonPrev.length > 0 && (this.buttonPrev[0].jcarouselstate == undefined || this.buttonPrev[0].jcarouselstate != p) && this.options.buttonPrevCallback != null) { this.buttonPrev.each(function () { self.options.buttonPrevCallback(self, this, p) }); this.buttonPrev[0].jcarouselstate = p } }, notify: function (evt) { var state = this.prevFirst == null ? 'init' : (this.prevFirst < this.first ? 'next' : 'prev'); this.callback('itemLoadCallback', evt, state); if (this.prevFirst !== this.first) { this.callback('itemFirstInCallback', evt, state, this.first); this.callback('itemFirstOutCallback', evt, state, this.prevFirst) } if (this.prevLast !== this.last) { this.callback('itemLastInCallback', evt, state, this.last); this.callback('itemLastOutCallback', evt, state, this.prevLast) } this.callback('itemVisibleInCallback', evt, state, this.first, this.last, this.prevFirst, this.prevLast); this.callback('itemVisibleOutCallback', evt, state, this.prevFirst, this.prevLast, this.first, this.last) }, callback: function (cb, evt, state, i1, i2, i3, i4) { if (this.options[cb] == undefined || (typeof this.options[cb] != 'object' && evt != 'onAfterAnimation')) return; var callback = typeof this.options[cb] == 'object' ? this.options[cb][evt] : this.options[cb]; if (!$.isFunction(callback)) return; var self = this; if (i1 === undefined) callback(self, state, evt); else if (i2 === undefined) this.get(i1).each(function () { callback(self, this, i1, state, evt) }); else { for (var i = i1; i <= i2; i++) if (i !== null && !(i >= i3 && i <= i4)) this.get(i).each(function () { callback(self, this, i, state, evt) }) } }, create: function (i) { return this.format('<li></li>', i) }, format: function (e, i, t) { var $e = $(e).addClass(this.className('jcarousel-item')).addClass(this.className('jcarousel-item-' + i)).css({ 'float': 'left', 'list-style': 'none' }); if (i == t) $e.addClass('last'); $e.attr('jcarouselindex', i); return $e }, className: function (c) { return c + ' ' + c + (!this.options.vertical ? '-horizontal' : '-vertical') }, dimension: function (e, d) { var el = e.jquery != undefined ? e[0] : e; var old = !this.options.vertical ? el.offsetWidth + $jc.margin(el, 'marginLeft') + $jc.margin(el, 'marginRight') : el.offsetHeight + $jc.margin(el, 'marginTop') + $jc.margin(el, 'marginBottom'); if (d == undefined || old == d) return old; var w = !this.options.vertical ? d - $jc.margin(el, 'marginLeft') - $jc.margin(el, 'marginRight') : d - $jc.margin(el, 'marginTop') - $jc.margin(el, 'marginBottom'); $(el).css(this.wh, w + 'px'); return this.dimension(el) }, clipping: function () { return !this.options.vertical ? this.clip[0].offsetWidth - $jc.intval(this.clip.css('borderLeftWidth')) - $jc.intval(this.clip.css('borderRightWidth')) : this.clip[0].offsetHeight - $jc.intval(this.clip.css('borderTopWidth')) - $jc.intval(this.clip.css('borderBottomWidth')) }, index: function (i, s) { if (s == undefined) s = this.options.size; return Math.round((((i - 1) / s) - Math.floor((i - 1) / s)) * s) + 1 } }); $jc.extend({ defaults: function (d) { return $.extend(defaults, d || {}) }, margin: function (e, p) { if (!e) return 0; var el = e.jquery != undefined ? e[0] : e; if (p == 'marginRight' && $.browser.safari) { var old = { 'display': 'block', 'float': 'none', 'width': 'auto' }, oWidth, oWidth2; $.swap(el, old, function () { oWidth = el.offsetWidth }); old['marginRight'] = 0; $.swap(el, old, function () { oWidth2 = el.offsetWidth }); return oWidth2 - oWidth } return $jc.intval($.css(el, p)) }, intval: function (v) { v = parseInt(v); return isNaN(v) ? 0 : v } }) })(jQuery);