/*
 * jQuery Plugins
 * Author: Gustavo Michel - desenvolvedor@gust.com.br
 */

/*
	index
	| $(function)
	| setMask
	| focusInput
	| onlyNumber
	| onlyLetter
	| watermark
	| disableElement
	| SWFObject
	| CycleLite
	| Background Animation
	| Set Background Position
	| BlockUI
*/

$(function(){

	//Only Numbers
    if($('.number')[0])$('.number').onlyNumber();

    //Only Leters
    if($('.letter')[0])$('.letter').onlyLetter();

    //jQuery Masks
    if($('input:text')[0])$('input:text').setMask();

    //Watermark
    $('.watermark').watermark();
	
    //Disable Element
    if($('.disabled')[0])$('.disabled').disableElement();

});

/* setMask - http://www.meiocodigo.com/projects/meiomask/ */
(function(B){var A=(window.orientation!=undefined);B.extend({mask:{rules:{"z":/[a-z]/,"Z":/[A-Z]/,"a":/[a-zA-Z]/,"*":/[0-9a-zA-Z]/,"@":/[0-9a-zA-ZçÇáà ãéèíìóòõúùü]/},fixedChars:"[(),.:/ -]",keyRepresentation:{8:"backspace",9:"tab",13:"enter",27:"esc",37:"left",38:"up",39:"right",40:"down",46:"delete"},ignoreKeys:[8,9,13,16,17,18,27,33,34,35,36,37,38,39,40,45,46,91,116],iphoneIgnoreKeys:[10,127],signals:["+","-"],options:{attr:"alt",mask:null,type:"fixed",defaultValue:"",signal:false,onInvalid:function(){},onValid:function(){},onOverflow:function(){}},masks:{"phone":{mask:"(99) 9999-9999"},"phone-us":{mask:"(999) 9999-9999"},"cpf":{mask:"999.999.999-99"},"cnpj":{mask:"99.999.999/9999-99"},"date":{mask:"39/19/9999"},"date-us":{mask:"19/39/9999"},"cep":{mask:"99999-999"},"hour":{mask:"29:69"},"cc":{mask:"9999 9999 9999 9999"},"integer":{mask:"999.999.999.999",type:"reverse"},"decimal":{mask:"99,999.999.999.999",type:"reverse",defaultValue:"000"},"decimal-us":{mask:"99.999,999,999,999",type:"reverse",defaultValue:"000"},"signed-decimal":{mask:"99,999.999.999.999",type:"reverse",defaultValue:"+000"},"signed-decimal-us":{mask:"99,999.999.999.999",type:"reverse",defaultValue:"+000"}},init:function(){if(!this.hasInit){var C;this.ignore=false;this.fixedCharsReg=new RegExp(this.fixedChars);this.fixedCharsRegG=new RegExp(this.fixedChars,"g");for(C=0;C<=9;C++){this.rules[C]=new RegExp("[0-"+C+"]")}this.hasInit=true}},set:function(G,D){var C=this,E=B(G),F="maxLength";this.init();return E.each(function(){var N=B(this),O=B.extend({},C.options),M=N.attr(O.attr),H="",J=C.__getPasteEvent();H=(typeof D=="string")?D:(M!="")?M:null;if(H){O.mask=H}if(C.masks[H]){O=B.extend(O,C.masks[H])}if(typeof D=="object"){O=B.extend(O,D)}if(B.metadata){O=B.extend(O,N.metadata())}if(O.mask!=null){if(N.data("mask")){C.unset(N)}var I=O.defaultValue,L=N.attr(F),K=(O.type=="reverse");O=B.extend({},O,{maxlength:L,maskArray:O.mask.split(""),maskNonFixedCharsArray:O.mask.replace(C.fixedCharsRegG,"").split(""),defaultValue:I.split("")});if(K){N.css("text-align","right")}if(N.val()!=""){N.val(C.string(N.val(),O))}else{if(I!=""){N.val(C.string(I,O))}}N.data("mask",O);N.removeAttr(F);N.bind("keydown",{func:C._keyDown,thisObj:C},C._onMask).bind("keyup",{func:C._keyUp,thisObj:C},C._onMask).bind("keypress",{func:C._keyPress,thisObj:C},C._onMask).bind(J,{func:C._paste,thisObj:C},C._delayedOnMask)}})},unset:function(D){var C=B(D),E=this;return C.each(function(){var H=B(this);if(H.data("mask")){var F=H.data("mask").maxlength,G=E.__getPasteEvent();if(F!=-1){H.attr("maxLength",F)}H.unbind("keydown",E._onMask).unbind("keypress",E._onMask).unbind("keyup",E._onMask).unbind(G,E._delayedOnMask).removeData("mask")}})},string:function(F,D){this.init();var E={};if(typeof F!="string"){F=String(F)}switch(typeof D){case"string":if(this.masks[D]){E=B.extend(E,this.masks[D])}else{E.mask=D}break;case"object":E=D;break}var C=(E.type=="reverse");this._insertSignal(C,F,E);return this.__maskArray(F.split(""),E.mask.replace(this.fixedCharsRegG,"").split(""),E.mask.split(""),C,E.defaultValue,E.signal)},_onMask:function(C){var E=C.data.thisObj,D={};D._this=C.target;D.$this=B(D._this);if(D.$this.attr("readonly")){return true}D.value=D.$this.val();D.nKey=E.__getKeyNumber(C);D.range=E.__getRangePosition(D._this);D.valueArray=D.value.split("");D.data=D.$this.data("mask");D.reverse=(D.data.type=="reverse");return C.data.func.call(E,C,D)},_delayedOnMask:function(C){C.type="paste";setTimeout(function(){C.data.thisObj._onMask(C)},1)},_keyDown:function(D,E){var C=A?this.iphoneIgnoreKeys:this.ignoreKeys;this.ignore=(B.inArray(E.nKey,C)>-1);if(this.ignore){E.data.onValid.call(E._this,this.keyRepresentation[E.nKey]?this.keyRepresentation[E.nKey]:"",E.nKey)}return A?this._keyPress(D,E):true},_keyUp:function(C,D){if(D.nKey==9&&(B.browser.safari||B.browser.msie)){return true}return this._paste(C,D)},_paste:function(D,E){this._changeSignal(D.type,E);var C=this.__maskArray(E.valueArray,E.data.maskNonFixedCharsArray,E.data.maskArray,E.reverse,E.data.defaultValue,E.data.signal);E.$this.val(C);if(!E.reverse&&E.data.defaultValue.length&&(E.range.start==E.range.end)){this.__setRange(E._this,E.range.start,E.range.end)}return true},_keyPress:function(J,C){if(this.ignore||J.ctrlKey||J.metaKey||J.altKey){return true}this._changeSignal(J.type,C);var K=String.fromCharCode(C.nKey),M=C.range.start,G=C.value,E=C.data.maskArray;if(C.reverse){var F=G.substr(0,M),I=G.substr(C.range.end,G.length);G=(F+K+I);if(C.data.signal&&(M-C.data.signal.length>0)){M-=C.data.signal.length}}var L=G.replace(this.fixedCharsRegG,"").split(""),D=this.__extraPositionsTill(M,E);C.rsEp=M+D;if(!this.rules[E[C.rsEp]]){C.data.onOverflow.call(C._this,K,C.nKey);return false}else{if(!this.rules[E[C.rsEp]].test(K)){C.data.onInvalid.call(C._this,K,C.nKey);return false}else{C.data.onValid.call(C._this,K,C.nKey)}}var H=this.__maskArray(L,C.data.maskNonFixedCharsArray,E,C.reverse,C.data.defaultValue,C.data.signal,D);C.$this.val(H);return(C.reverse)?this._keyPressReverse(J,C):this._keyPressFixed(J,C)},_keyPressFixed:function(C,D){if(D.range.start==D.range.end){if((D.rsEp==0&&D.value.length==0)||D.rsEp<D.value.length){this.__setRange(D._this,D.rsEp,D.rsEp+1)}}else{this.__setRange(D._this,D.range.start,D.range.end)}return true},_keyPressReverse:function(C,D){if(B.browser.msie&&((D.rangeStart==0&&D.range.end==0)||D.rangeStart!=D.range.end)){this.__setRange(D._this,D.value.length)}return false},_setMaskData:function(F,C,E){var D=F.data("mask");D[C]=E;F.data("mask",D)},_changeSignal:function(D,E){if(E.data.signal!==false){var C=(D=="paste")?E.value.substr(0,1):String.fromCharCode(E.nKey);if(B.inArray(C,this.signals)>-1){if(C=="+"){C=""}this._setMaskData(E.$this,"signal",C);E.data.signal=C}}},_insertSignal:function(C,F,E){if(C&&E.defaultValue){if(typeof E.defaultValue=="string"){E.defaultValue=E.defaultValue.split("")}if(B.inArray(E.defaultValue[0],this.signals)>-1){var D=F.substr(0,1);E.signal=(B.inArray(D,this.signals)>-1)?D:E.defaultValue[0];if(E.signal=="+"){E.signal=""}E.defaultValue.shift()}}},__getPasteEvent:function(){return(B.browser.opera||(B.browser.mozilla&&parseFloat(B.browser.version.substr(0,3))<1.9))?"input":"paste"},__getKeyNumber:function(C){return(C.charCode||C.keyCode||C.which)},__maskArray:function(H,G,E,D,C,I,F){if(D){H.reverse()}H=this.__removeInvalidChars(H,G);if(C){H=this.__applyDefaultValue.call(H,C)}H=this.__applyMask(H,E,F);if(D){H.reverse();if(!I||I=="+"){I=""}return I+H.join("").substring(H.length-E.length)}else{return H.join("").substring(0,E.length)}},__applyDefaultValue:function(E){var C=E.length,D=this.length,F;for(F=D-1;F>=0;F--){if(this[F]==E[0]){this.pop()}else{break}}for(F=0;F<C;F++){if(!this[F]){this[F]=E[F]}}return this},__removeInvalidChars:function(E,D){for(var C=0;C<E.length;C++){if(D[C]&&this.rules[D[C]]&&!this.rules[D[C]].test(E[C])){E.splice(C,1);C--}}return E},__applyMask:function(E,C,F){if(typeof F=="undefined"){F=0}for(var D=0;D<E.length+F;D++){if(C[D]&&this.fixedCharsReg.test(C[D])){E.splice(D,0,C[D])}}return E},__extraPositionsTill:function(E,C){var D=0;while(this.fixedCharsReg.test(C[E])){E++;D++}return D},__setRange:function(E,F,C){if(typeof C=="undefined"){C=F}if(E.setSelectionRange){E.setSelectionRange(F,C)}else{var D=E.createTextRange();D.collapse();D.moveStart("character",F);D.moveEnd("character",C-F);D.select()}},__getRangePosition:function(D){if(!B.browser.msie){return{start:D.selectionStart,end:D.selectionEnd}}var E={start:0,end:0},C=document.selection.createRange();E.start=0-C.duplicate().moveStart("character",-100000);E.end=E.start+C.text.length;return E}}});B.fn.extend({setMask:function(C){B.invalid;return B.mask.set(this,C)},unsetMask:function(){return B.mask.unset(this)}})})(jQuery)

/* Focus Class Input */
$.fn.focusInput=function(){$(this).focus(function(){$(this).addClass('focus');}).blur(function(){$(this).removeClass('focus');});}

/* Only Numbers */
$.fn.onlyNumber=function(){$(this).keypress(function(e){if(e.which!=8&&e.which!=0&&e.which!=46&&(e.which<48||e.which>57))return false;});}

/* Only Letters */
$.fn.onlyLetter=function(){$(this).keypress(function(e){if((e.which>64&&e.which<91)||(e.which>96&&e.which<123)||e.which==8||e.which==0||(e.which>224&&e.which<251))return true; else return false;})}

/* Watermark */
$.fn.watermark=function(){$(this).focus(function(){val=$(this).val();if($(this).val()==$(this).attr('title')){$(this).val('');$(this).attr('alt',val)}}).blur(function(){val=$(this).attr('alt');if($(this).val()==''){$(this).val(val);$(this).attr('alt','')}}).each(function(){$(this).attr('title',$(this).val())})}

/* Disabled */
$.fn.disableElement=function(){$(this).css({opacity:'0.5',cursor:'default'});$(this).attr('onclick','void(0)');}

/* SWFObject */
(function(F,C){var D=function(H){var G,I=[];for(G in H){if(/string|number/.test(typeof H[G])&&H[G]!==""){I.push(G+'="'+H[G]+'"')}}return I[A]("")},E=function(I){var G,K,J=[],H;if(typeof I=="object"){for(G in I){if(typeof I[G]=="object"){H=[];for(K in I[G]){H.push([K,"=",encodeURIComponent(I[G][K])][A](""))}I[G]=H[A]("&amp;")}if(I[G]){J.push(['<param name="',G,'" value="',I[G],'" />'][A](""))}}I=J[A]("")}return I},B=false,A="join";F[C]=(function(){try{var G="0,0,0",H=navigator.plugins["Shockwave Flash"]||ActiveXObject;G=H.description||(function(){try{return(new H("ShockwaveFlash.ShockwaveFlash")).GetVariable("$version")}catch(J){}}())}catch(I){}G=G.match(/^[A-Za-z\s]*?(\d+)[\.|,](\d+)(?:\s+[d|r]|,)(\d+)/);return{available:G[1]>0,activeX:H&&!H.name,version:{major:G[1]*1,minor:G[2]*1,release:G[3]*1},hasVersion:function(K){var N=this.version,L="major",M="minor",J="release";K=(/string|number/.test(typeof K))?K.toString().split("."):K||[0,0,0];K=[K[L]||K[0]||N[L],K[M]||K[1]||N[M],K[J]||K[2]||N[J]];return(K[0]<N[L])||(K[0]==N[L]&&K[1]<N[M])||(K[0]==N[L]&&K[1]==N[M]&&K[2]<=N[J])},expressInstall:"expressInstall.swf",create:function(J){if(!F[C].available||B||!typeof J=="object"||!J.swf){return false}if(J.hasVersion&&!F[C].hasVersion(J.hasVersion)){J={swf:J.expressInstall||F[C].expressInstall,attrs:{id:J.id||"SWFObjectExprInst",name:J.name,height:Math.max(J.height||137),width:Math.max(J.width||214)},params:{flashvars:{MMredirectURL:location.href,MMplayerType:(F[C].activeX)?"ActiveX":"PlugIn",MMdoctitle:document.title.slice(0,47)+" - Flash Player Installation"}}};B=true}else{J=F.extend(true,{attrs:{id:J.id,name:J.name,height:J.height||180,width:J.width||320},params:{wmode:J.wmode||"opaque",flashvars:J.flashvars}},J)}if(F[C].activeX){J.attrs.classid=J.attrs.classid||"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000";J.params.movie=J.params.movie||J.swf}else{J.attrs.type=J.attrs.classid||"application/x-shockwave-flash";J.attrs.data=J.attrs.data||J.swf}return["<object ",D(J.attrs),">",E(J.params),"</object>"][A]("")}}}());F.fn[C]=function(G){if(typeof G=="object"){this.each(function(){var I=document.createElement(C);var H=F[C].create(G);if(H){I.innerHTML=H;if(I.childNodes[0]){this.appendChild(I.childNodes[0])}}})}else{if(typeof G=="function"){this.find("object").andSelf().filter("object").each(function(){var I=this,H="jsInteractionTimeoutMs";I[H]=I[H]||0;if(I[H]<660){if(I.clientWidth||I.clientHeight){G.call(this)}else{setTimeout(function(){F(I)[C](G)},I[H]+66)}}})}}return this}}(jQuery,"flash"));

/* Cycle Lite */
(function(D){var A="Lite-1.0";D.fn.cycle=function(E){return this.each(function(){E=E||{};if(this.cycleTimeout){clearTimeout(this.cycleTimeout)}this.cycleTimeout=0;this.cyclePause=0;var I=D(this);var J=E.slideExpr?D(E.slideExpr,this):I.children();var G=J.get();if(G.length<2){if(window.console&&window.console.log){window.console.log("terminating; too few slides: "+G.length)}return }var H=D.extend({},D.fn.cycle.defaults,E||{},D.metadata?I.metadata():D.meta?I.data():{});H.before=H.before?[H.before]:[];H.after=H.after?[H.after]:[];H.after.unshift(function(){H.busy=0});var F=this.className;H.width=parseInt((F.match(/w:(\d+)/)||[])[1])||H.width;H.height=parseInt((F.match(/h:(\d+)/)||[])[1])||H.height;H.timeout=parseInt((F.match(/t:(\d+)/)||[])[1])||H.timeout;if(I.css("position")=="static"){I.css("position","relative")}if(H.width){I.width(H.width)}if(H.height&&H.height!="auto"){I.height(H.height)}var K=0;J.css({position:"absolute",top:0,left:0}).hide().each(function(M){D(this).css("z-index",G.length-M)});D(G[K]).css("opacity",1).show();if(D.browser.msie){G[K].style.removeAttribute("filter")}if(H.fit&&H.width){J.width(H.width)}if(H.fit&&H.height&&H.height!="auto"){J.height(H.height)}if(H.pause){I.hover(function(){this.cyclePause=1},function(){this.cyclePause=0})}D.fn.cycle.transitions.fade(I,J,H);J.each(function(){var M=D(this);this.cycleH=(H.fit&&H.height)?H.height:M.height();this.cycleW=(H.fit&&H.width)?H.width:M.width()});J.not(":eq("+K+")").css({opacity:0});if(H.cssFirst){D(J[K]).css(H.cssFirst)}if(H.timeout){if(H.speed.constructor==String){H.speed={slow:600,fast:200}[H.speed]||400}if(!H.sync){H.speed=H.speed/2}while((H.timeout-H.speed)<250){H.timeout+=H.speed}}H.speedIn=H.speed;H.speedOut=H.speed;H.slideCount=G.length;H.currSlide=K;H.nextSlide=1;var L=J[K];if(H.before.length){H.before[0].apply(L,[L,L,H,true])}if(H.after.length>1){H.after[1].apply(L,[L,L,H,true])}if(H.click&&!H.next){H.next=H.click}if(H.next){D(H.next).bind("click",function(){return C(G,H,H.rev?-1:1)})}if(H.prev){D(H.prev).bind("click",function(){return C(G,H,H.rev?1:-1)})}if(H.timeout){this.cycleTimeout=setTimeout(function(){B(G,H,0,!H.rev)},H.timeout+(H.delay||0))}})};function B(J,E,I,K){if(E.busy){return }var H=J[0].parentNode,M=J[E.currSlide],L=J[E.nextSlide];if(H.cycleTimeout===0&&!I){return }if(I||!H.cyclePause){if(E.before.length){D.each(E.before,function(N,O){O.apply(L,[M,L,E,K])})}var F=function(){if(D.browser.msie){this.style.removeAttribute("filter")}D.each(E.after,function(N,O){O.apply(L,[M,L,E,K])})};if(E.nextSlide!=E.currSlide){E.busy=1;D.fn.cycle.custom(M,L,E,F)}var G=(E.nextSlide+1)==J.length;E.nextSlide=G?0:E.nextSlide+1;E.currSlide=G?J.length-1:E.nextSlide-1}if(E.timeout){H.cycleTimeout=setTimeout(function(){B(J,E,0,!E.rev)},E.timeout)}}function C(E,F,I){var H=E[0].parentNode,G=H.cycleTimeout;if(G){clearTimeout(G);H.cycleTimeout=0}F.nextSlide=F.currSlide+I;if(F.nextSlide<0){F.nextSlide=E.length-1}else{if(F.nextSlide>=E.length){F.nextSlide=0}}B(E,F,1,I>=0);return false}D.fn.cycle.custom=function(K,H,I,E){var J=D(K),G=D(H);G.css({opacity:0});var F=function(){G.animate({opacity:1},I.speedIn,I.easeIn,E)};J.animate({opacity:0},I.speedOut,I.easeOut,function(){J.css({display:"none"});if(!I.sync){F()}});if(I.sync){F()}};D.fn.cycle.transitions={fade:function(F,G,E){G.not(":eq(0)").css("opacity",0);E.before.push(function(){D(this).show()})}};D.fn.cycle.ver=function(){return A};D.fn.cycle.defaults={timeout:4000,speed:1000,next:null,prev:null,before:null,after:null,height:"auto",sync:1,fit:0,pause:0,delay:0,slideExpr:null}})(jQuery);

/* Background Animate */
(function($){$.extend($.fx.step,{backgroundPosition:function(fx){if(fx.state===0&&typeof fx.end=='string'){var start=$.curCSS(fx.elem,'backgroundPosition');start=toArray(start);fx.start=[start[0],start[2]];var end=toArray(fx.end);fx.end=[end[0],end[2]];fx.unit=[end[1],end[3]]}var nowPosX=[];nowPosX[0]=((fx.end[0]-fx.start[0])*fx.pos)+fx.start[0]+fx.unit[0];nowPosX[1]=((fx.end[1]-fx.start[1])*fx.pos)+fx.start[1]+fx.unit[1];fx.elem.style.backgroundPosition=nowPosX[0]+' '+nowPosX[1];function toArray(strg){strg=strg.replace(/left|top/g,'0px');strg=strg.replace(/right|bottom/g,'100%');strg=strg.replace(/([0-9\.]+)(\s|\)|$)/g,"$1px$2");var res=strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);return[parseFloat(res[1],10),res[2],parseFloat(res[3],10),res[4]]}}})})(jQuery);

/* Set Background Position */
jQuery.fn.setBackgroundPosition=function(val){var p=$(this).css('background-position');var temp_pos_val_array=val.split(' ');var x_val=temp_pos_val_array[0];var y_val=temp_pos_val_array[1];if(typeof(p)==='undefined'){$(this).css('background-position-x',x_val);$(this).css('background-position-y',y_val);return true}else{$(this).css('background-position',val);return true}return false};

/* BlockUI */
;(function($) {

if (/1\.(0|1|2)\.(0|1|2)/.test($.fn.jquery) || /^1.1/.test($.fn.jquery)) {
	alert('blockUI requires jQuery v1.2.3 or later!  You are using v' + $.fn.jquery);
	return;
}

$.fn._fadeIn = $.fn.fadeIn;

var noOp = function() {};

// this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
// retarded userAgent strings on Vista)
var mode = document.documentMode || 0;
var setExpr = $.browser.msie && (($.browser.version < 8 && !mode) || mode < 8);
var ie6 = $.browser.msie && /MSIE 6.0/.test(navigator.userAgent) && !mode;

// global $ methods for blocking/unblocking the entire page
$.blockUI   = function(opts) { install(window, opts); };
$.unblockUI = function(opts) { remove(window, opts); };

// convenience method for quick growl-like notifications  (http://www.google.com/search?q=growl)
$.growlUI = function(title, message, timeout, onClose) {
	var $m = $('<div class="growlUI"></div>');
	if (title) $m.append('<h1>'+title+'</h1>');
	if (message) $m.append('<h2>'+message+'</h2>');
	if (timeout == undefined) timeout = 3000;
	$.blockUI({
		message: $m, fadeIn: 700, fadeOut: 1000, centerY: false,
		timeout: timeout, showOverlay: false,
		onUnblock: onClose, 
		css: $.blockUI.defaults.growlCSS
	});
};

// plugin method for blocking element content
$.fn.block = function(opts) {
	return this.unblock({ fadeOut: 0 }).each(function() {
		if ($.css(this,'position') == 'static')
			this.style.position = 'relative';
		if ($.browser.msie)
			this.style.zoom = 1; // force 'hasLayout'
		install(this, opts);
	});
};

// plugin method for unblocking element content
$.fn.unblock = function(opts) {
	return this.each(function() {
		remove(this, opts);
	});
};

$.blockUI.version = 2.31; // 2nd generation blocking at no extra cost!

// override these in your code to change the default behavior and style
$.blockUI.defaults = {
	// message displayed when blocking (use null for no message)
	message:  '<h1>Please wait...</h1>',

	title: null,	  // title string; only used when theme == true
	draggable: true,  // only used when theme == true (requires jquery-ui.js to be loaded)

	theme: false, // set to true to use with jQuery UI themes

	// styles for the message when blocking; if you wish to disable
	// these and use an external stylesheet then do this in your code:
	// $.blockUI.defaults.css = {};
	css: {
		padding:	0,
		margin:		0,
		width:		'30%',
		top:		'40%',
		left:		'35%',
		textAlign:	'center',
		color:		'#000',
		border:		'3px solid #aaa',
		backgroundColor:'#fff',
		cursor:		'wait'
	},

	// minimal style set used when themes are used
	themedCSS: {
		width:	'30%',
		top:	'40%',
		left:	'35%'
	},

	// styles for the overlay
	overlayCSS:  {
		backgroundColor: '#000',
		opacity:	  	 0.6,
		cursor:		  	 'wait'
	},

	// styles applied when using $.growlUI
	growlCSS: {
		width:  	'350px',
		top:		'10px',
		left:   	'',
		right:  	'10px',
		border: 	'none',
		padding:	'5px',
		opacity:	0.6,
		cursor: 	'default',
		color:		'#fff',
		backgroundColor: '#000',
		'-webkit-border-radius': '10px',
		'-moz-border-radius':	 '10px'
	},

	// IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
	// (hat tip to Jorge H. N. de Vasconcelos)
	iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',

	// force usage of iframe in non-IE browsers (handy for blocking applets)
	forceIframe: false,

	// z-index for the blocking overlay
	baseZ: 1000,

	// set these to true to have the message automatically centered
	centerX: true, // <-- only effects element blocking (page block controlled via css above)
	centerY: true,

	// allow body element to be stetched in ie6; this makes blocking look better
	// on "short" pages.  disable if you wish to prevent changes to the body height
	allowBodyStretch: true,

	// enable if you want key and mouse events to be disabled for content that is blocked
	bindEvents: true,

	// be default blockUI will supress tab navigation from leaving blocking content
	// (if bindEvents is true)
	constrainTabKey: true,

	// fadeIn time in millis; set to 0 to disable fadeIn on block
	fadeIn:  200,

	// fadeOut time in millis; set to 0 to disable fadeOut on unblock
	fadeOut:  400,

	// time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
	timeout: 0,

	// disable if you don't want to show the overlay
	showOverlay: true,

	// if true, focus will be placed in the first available input field when
	// page blocking
	focusInput: true,

	// suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
	applyPlatformOpacityRules: true,

	// callback method invoked when fadeIn has completed and blocking message is visible
	onBlock: null,

	// callback method invoked when unblocking has completed; the callback is
	// passed the element that has been unblocked (which is the window object for page
	// blocks) and the options that were passed to the unblock call:
	//	 onUnblock(element, options)
	onUnblock: null,

	// don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
	quirksmodeOffsetHack: 4
};

// private data and functions follow...

var pageBlock = null;
var pageBlockEls = [];

function install(el, opts) {
	var full = (el == window);
	var msg = opts && opts.message !== undefined ? opts.message : undefined;
	opts = $.extend({}, $.blockUI.defaults, opts || {});
	opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
	var css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
	var themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
	msg = msg === undefined ? opts.message : msg;

	// remove the current block (if there is one)
	if (full && pageBlock)
		remove(window, {fadeOut:0});

	// if an existing element is being used as the blocking content then we capture
	// its current place in the DOM (and current display style) so we can restore
	// it when we unblock
	if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
		var node = msg.jquery ? msg[0] : msg;
		var data = {};
		$(el).data('blockUI.history', data);
		data.el = node;
		data.parent = node.parentNode;
		data.display = node.style.display;
		data.position = node.style.position;
		if (data.parent)
			data.parent.removeChild(node);
	}

	var z = opts.baseZ;

	// blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
	// layer1 is the iframe layer which is used to supress bleed through of underlying content
	// layer2 is the overlay layer which has opacity and a wait cursor (by default)
	// layer3 is the message content that is displayed while blocking

	var lyr1 = ($.browser.msie || opts.forceIframe) 
		? $('<iframe class="blockUI" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;position:absolute;width:100%;height:100%;top:0;left:0" src="'+opts.iframeSrc+'"></iframe>')
		: $('<div class="blockUI" style="display:none"></div>');
	var lyr2 = $('<div class="blockUI blockOverlay" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;width:100%;height:100%;top:0;left:0"></div>');

	var lyr3;
	if (opts.theme && full) {
		var s = '<div class="blockUI blockMsg blockPage ui-dialog ui-widget ui-corner-all" style="z-index:'+z+';display:none;position:fixed">' +
					'<div class="ui-widget-header ui-dialog-titlebar blockTitle">'+(opts.title || '&nbsp;')+'</div>' +
					'<div class="ui-widget-content ui-dialog-content"></div>' +
				'</div>';
		lyr3 = $(s);
	}
	else {
		lyr3 = full ? $('<div class="blockUI blockMsg blockPage" style="z-index:'+z+';display:none;position:fixed"></div>')
					: $('<div class="blockUI blockMsg blockElement" style="z-index:'+z+';display:none;position:absolute"></div>');
	}						   

	// if we have a message, style it
	if (msg) {
		if (opts.theme) {
			lyr3.css(themedCSS);
			lyr3.addClass('ui-widget-content');
		}
		else 
			lyr3.css(css);
	}

	// style the overlay
	if (!opts.applyPlatformOpacityRules || !($.browser.mozilla && /Linux/.test(navigator.platform)))
		lyr2.css(opts.overlayCSS);
	lyr2.css('position', full ? 'fixed' : 'absolute');

	// make iframe layer transparent in IE
	if ($.browser.msie || opts.forceIframe)
		lyr1.css('opacity',0.0);

	//$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
	var layers = [lyr1,lyr2,lyr3], $par = full ? $('body') : $(el);
	$.each(layers, function() {
		this.appendTo($par);
	});

	if (opts.theme && opts.draggable && $.fn.draggable) {
		lyr3.draggable({
			handle: '.ui-dialog-titlebar',
			cancel: 'li'
		});
	}

	// ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
	var expr = setExpr && (!$.boxModel || $('object,embed', full ? null : el).length > 0);
	if (ie6 || expr) {
		// give body 100% height
		if (full && opts.allowBodyStretch && $.boxModel)
			$('html,body').css('height','100%');

		// fix ie6 issue when blocked element has a border width
		if ((ie6 || !$.boxModel) && !full) {
			var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
			var fixT = t ? '(0 - '+t+')' : 0;
			var fixL = l ? '(0 - '+l+')' : 0;
		}

		// simulate fixed position
		$.each([lyr1,lyr2,lyr3], function(i,o) {
			var s = o[0].style;
			s.position = 'absolute';
			if (i < 2) {
				full ? s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"')
					 : s.setExpression('height','this.parentNode.offsetHeight + "px"');
				full ? s.setExpression('width','jQuery.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"')
					 : s.setExpression('width','this.parentNode.offsetWidth + "px"');
				if (fixL) s.setExpression('left', fixL);
				if (fixT) s.setExpression('top', fixT);
			}
			else if (opts.centerY) {
				if (full) s.setExpression('top','(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
				s.marginTop = 0;
			}
			else if (!opts.centerY && full) {
				var top = (opts.css && opts.css.top) ? parseInt(opts.css.top) : 0;
				var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
				s.setExpression('top',expression);
			}
		});
	}

	// show the message
	if (msg) {
		if (opts.theme)
			lyr3.find('.ui-widget-content').append(msg);
		else
			lyr3.append(msg);
		if (msg.jquery || msg.nodeType)
			$(msg).show();
	}

	if (($.browser.msie || opts.forceIframe) && opts.showOverlay)
		lyr1.show(); // opacity is zero
	if (opts.fadeIn) {
		var cb = opts.onBlock ? opts.onBlock : noOp;
		var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
		var cb2 = msg ? cb : noOp;
		if (opts.showOverlay)
			lyr2._fadeIn(opts.fadeIn, cb1);
		if (msg)
			lyr3._fadeIn(opts.fadeIn, cb2);
	}
	else {
		if (opts.showOverlay)
			lyr2.show();
		if (msg)
			lyr3.show();
		if (opts.onBlock)
			opts.onBlock();
	}

	// bind key and mouse events
	bind(1, el, opts);

	if (full) {
		pageBlock = lyr3[0];
		pageBlockEls = $(':input:enabled:visible',pageBlock);
		if (opts.focusInput)
			setTimeout(focus, 20);
	}
	else
		center(lyr3[0], opts.centerX, opts.centerY);

	if (opts.timeout) {
		// auto-unblock
		var to = setTimeout(function() {
			full ? $.unblockUI(opts) : $(el).unblock(opts);
		}, opts.timeout);
		$(el).data('blockUI.timeout', to);
	}
};

// remove the block
function remove(el, opts) {
	var full = (el == window);
	var $el = $(el);
	var data = $el.data('blockUI.history');
	var to = $el.data('blockUI.timeout');
	if (to) {
		clearTimeout(to);
		$el.removeData('blockUI.timeout');
	}
	opts = $.extend({}, $.blockUI.defaults, opts || {});
	bind(0, el, opts); // unbind events

	var els;
	if (full) // crazy selector to handle odd field errors in ie6/7
		els = $('body').children().filter('.blockUI').add('body > .blockUI');
	else
		els = $('.blockUI', el);

	if (full)
		pageBlock = pageBlockEls = null;

	if (opts.fadeOut) {
		els.fadeOut(opts.fadeOut);
		setTimeout(function() { reset(els,data,opts,el); }, opts.fadeOut);
	}
	else
		reset(els, data, opts, el);
};

// move blocking element back into the DOM where it started
function reset(els,data,opts,el) {
	els.each(function(i,o) {
		// remove via DOM calls so we don't lose event handlers
		if (this.parentNode)
			this.parentNode.removeChild(this);
	});

	if (data && data.el) {
		data.el.style.display = data.display;
		data.el.style.position = data.position;
		if (data.parent)
			data.parent.appendChild(data.el);
		$(el).removeData('blockUI.history');
	}

	if (typeof opts.onUnblock == 'function')
		opts.onUnblock(el,opts);
};

// bind/unbind the handler
function bind(b, el, opts) {
	var full = el == window, $el = $(el);

	// don't bother unbinding if there is nothing to unbind
	if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
		return;
	if (!full)
		$el.data('blockUI.isBlocked', b);

	// don't bind events when overlay is not in use or if bindEvents is false
	if (!opts.bindEvents || (b && !opts.showOverlay)) 
		return;

	// bind anchors and inputs for mouse and key events
	var events = 'mousedown mouseup keydown keypress';
	b ? $(document).bind(events, opts, handler) : $(document).unbind(events, handler);

// former impl...
//	   var $e = $('a,:input');
//	   b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
};

// event handler to suppress keyboard/mouse events when blocking
function handler(e) {
	// allow tab navigation (conditionally)
	if (e.keyCode && e.keyCode == 9) {
		if (pageBlock && e.data.constrainTabKey) {
			var els = pageBlockEls;
			var fwd = !e.shiftKey && e.target == els[els.length-1];
			var back = e.shiftKey && e.target == els[0];
			if (fwd || back) {
				setTimeout(function(){focus(back)},10);
				return false;
			}
		}
	}
	// allow events within the message content
	if ($(e.target).parents('div.blockMsg').length > 0)
		return true;

	// allow events for content that is not being blocked
	return $(e.target).parents().children().filter('div.blockUI').length == 0;
};

function focus(back) {
	if (!pageBlockEls)
		return;
	var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
	if (e)
		e.focus();
};

function center(el, x, y) {
	var p = el.parentNode, s = el.style;
	var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
	var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
	if (x) s.left = l > 0 ? (l+'px') : '0';
	if (y) s.top  = t > 0 ? (t+'px') : '0';
};

function sz(el, p) {
	return parseInt($.css(el,p))||0;
};

})(jQuery);