css3-mediaqueries.js
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if(typeof Object.create!=="function"){
Object.create=function(o){
function F(){
};
F.prototype=o;
return new F();
};
}
var ua={toString:function(){
return navigator.userAgent;
},test:function(s){
return this.toString().toLowerCase().indexOf(s.toLowerCase())>-1;
}};
ua.version=(ua.toString().toLowerCase().match(/[\s\S]+(?:rv|it|ra|ie)[\/: ]([\d.]+)/)||[])[1];
ua.webkit=ua.test("webkit");
ua.gecko=ua.test("gecko")&&!ua.webkit;
ua.opera=ua.test("opera");
ua.ie=ua.test("msie")&&!ua.opera;
ua.ie6=ua.ie&&document.compatMode&&typeof document.documentElement.style.maxHeight==="undefined";
ua.ie7=ua.ie&&document.documentElement&&typeof document.documentElement.style.maxHeight!=="undefined"&&typeof XDomainRequest==="undefined";
ua.ie8=ua.ie&&typeof XDomainRequest!=="undefined";
var domReady=function(){
var _1=[];
var _2=function(){
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arguments.callee.done=true;
for(var i=0;i<_1.length;i++){
_1[i]();
}
}
};
if(document.addEventListener){
document.addEventListener("DOMContentLoaded",_2,false);
}
if(ua.ie){
(function(){
try{
document.documentElement.doScroll("left");
}
catch(e){
setTimeout(arguments.callee,50);
return;
}
_2();
})();
document.onreadystatechange=function(){
if(document.readyState==="complete"){
document.onreadystatechange=null;
_2();
}
};
}
if(ua.webkit&&document.readyState){
(function(){
if(document.readyState!=="loading"){
_2();
}else{
setTimeout(arguments.callee,10);
}
})();
}
window.onload=_2;
return function(fn){
if(typeof fn==="function"){
_1[_1.length]=fn;
}
return fn;
};
}();
var cssHelper=function(){
var _3={BLOCKS:/[^\s{][^{]*\{(?:[^{}]*\{[^{}]*\}[^{}]*|[^{}]*)*\}/g,BLOCKS_INSIDE:/[^\s{][^{]*\{[^{}]*\}/g,DECLARATIONS:/[a-zA-Z\-]+[^;]*:[^;]+;/g,RELATIVE_URLS:/url\(['"]?([^\/\)'"][^:\)'"]+)['"]?\)/g,REDUNDANT_COMPONENTS:/(?:\/\*([^*\\\\]|\*(?!\/))+\*\/|@import[^;]+;)/g,REDUNDANT_WHITESPACE:/\s*(,|:|;|\{|\})\s*/g,MORE_WHITESPACE:/\s{2,}/g,FINAL_SEMICOLONS:/;\}/g,NOT_WHITESPACE:/\S+/g};
var _4,_5=false;
var _6=[];
var _7=function(fn){
if(typeof fn==="function"){
_6[_6.length]=fn;
}
};
var _8=function(){
for(var i=0;i<_6.length;i++){
_6[i](_4);
}
};
var _9={};
var _a=function(n,v){
if(_9[n]){
var _b=_9[n].listeners;
if(_b){
for(var i=0;i<_b.length;i++){
_b[i](v);
}
}
}
};
var _c=function(_d,_e,_f){
if(ua.ie&&!window.XMLHttpRequest){
window.XMLHttpRequest=function(){
return new ActiveXObject("Microsoft.XMLHTTP");
};
}
if(!XMLHttpRequest){
return "";
}
var r=new XMLHttpRequest();
try{
r.open("get",_d,true);
r.setRequestHeader("X_REQUESTED_WITH","XMLHttpRequest");
}
catch(e){
_f();
return;
}
var _10=false;
setTimeout(function(){
_10=true;
},5000);
document.documentElement.style.cursor="progress";
r.onreadystatechange=function(){
if(r.readyState===4&&!_10){
if(!r.status&&location.protocol==="file:"||(r.status>=200&&r.status<300)||r.status===304||navigator.userAgent.indexOf("Safari")>-1&&typeof r.status==="undefined"){
_e(r.responseText);
}else{
_f();
}
document.documentElement.style.cursor="";
r=null;
}
};
r.send("");
};
var _11=function(_12){
_12=_12.replace(_3.REDUNDANT_COMPONENTS,"");
_12=_12.replace(_3.REDUNDANT_WHITESPACE,"$1");
_12=_12.replace(_3.MORE_WHITESPACE," ");
_12=_12.replace(_3.FINAL_SEMICOLONS,"}");
return _12;
};
var _13={mediaQueryList:function(s){
var o={};
var idx=s.indexOf("{");
var lt=s.substring(0,idx);
s=s.substring(idx+1,s.length-1);
var mqs=[],rs=[];
var qts=lt.toLowerCase().substring(7).split(",");
for(var i=0;i<qts.length;i++){
mqs[mqs.length]=_13.mediaQuery(qts[i],o);
}
var rts=s.match(_3.BLOCKS_INSIDE);
if(rts!==null){
for(i=0;i<rts.length;i++){
rs[rs.length]=_13.rule(rts[i],o);
}
}
o.getMediaQueries=function(){
return mqs;
};
o.getRules=function(){
return rs;
};
o.getListText=function(){
return lt;
};
o.getCssText=function(){
return s;
};
return o;
},mediaQuery:function(s,mql){
s=s||"";
var not=false,_14;
var exp=[];
var _15=true;
var _16=s.match(_3.NOT_WHITESPACE);
for(var i=0;i<_16.length;i++){
var _17=_16[i];
if(!_14&&(_17==="not"||_17==="only")){
if(_17==="not"){
not=true;
}
}else{
if(!_14){
_14=_17;
}else{
if(_17.charAt(0)==="("){
var _18=_17.substring(1,_17.length-1).split(":");
exp[exp.length]={mediaFeature:_18[0],value:_18[1]||null};
}
}
}
}
return {getList:function(){
return mql||null;
},getValid:function(){
return _15;
},getNot:function(){
return not;
},getMediaType:function(){
return _14;
},getExpressions:function(){
return exp;
}};
},rule:function(s,mql){
var o={};
var idx=s.indexOf("{");
var st=s.substring(0,idx);
var ss=st.split(",");
var ds=[];
var dts=s.substring(idx+1,s.length-1).split(";");
for(var i=0;i<dts.length;i++){
ds[ds.length]=_13.declaration(dts[i],o);
}
o.getMediaQueryList=function(){
return mql||null;
};
o.getSelectors=function(){
return ss;
};
o.getSelectorText=function(){
return st;
};
o.getDeclarations=function(){
return ds;
};
o.getPropertyValue=function(n){
for(var i=0;i<ds.length;i++){
if(ds[i].getProperty()===n){
return ds[i].getValue();
}
}
return null;
};
return o;
},declaration:function(s,r){
var idx=s.indexOf(":");
var p=s.substring(0,idx);
var v=s.substring(idx+1);
return {getRule:function(){
return r||null;
},getProperty:function(){
return p;
},getValue:function(){
return v;
}};
}};
var _19=function(el){
if(typeof el.cssHelperText!=="string"){
return;
}
var o={mediaQueryLists:[],rules:[],selectors:{},declarations:[],properties:{}};
var _1a=o.mediaQueryLists;
var ors=o.rules;
var _1b=el.cssHelperText.match(_3.BLOCKS);
if(_1b!==null){
for(var i=0;i<_1b.length;i++){
if(_1b[i].substring(0,7)==="@media "){
_1a[_1a.length]=_13.mediaQueryList(_1b[i]);
ors=o.rules=ors.concat(_1a[_1a.length-1].getRules());
}else{
ors[ors.length]=_13.rule(_1b[i]);
}
}
}
var oss=o.selectors;
var _1c=function(r){
var ss=r.getSelectors();
for(var i=0;i<ss.length;i++){
var n=ss[i];
if(!oss[n]){
oss[n]=[];
}
oss[n][oss[n].length]=r;
}
};
for(i=0;i<ors.length;i++){
_1c(ors[i]);
}
var ods=o.declarations;
for(i=0;i<ors.length;i++){
ods=o.declarations=ods.concat(ors[i].getDeclarations());
}
var ops=o.properties;
for(i=0;i<ods.length;i++){
var n=ods[i].getProperty();
if(!ops[n]){
ops[n]=[];
}
ops[n][ops[n].length]=ods[i];
}
el.cssHelperParsed=o;
_4[_4.length]=el;
return o;
};
var _1d=function(el,s){
el.cssHelperText=_11(s||el.innerHTML);
return _19(el);
};
var _1e=function(){
_5=true;
_4=[];
var _1f=[];
var _20=function(){
for(var i=0;i<_1f.length;i++){
_19(_1f[i]);
}
var _21=document.getElementsByTagName("style");
for(i=0;i<_21.length;i++){
_1d(_21[i]);
}
_5=false;
_8();
};
var _22=document.getElementsByTagName("link");
for(var i=0;i<_22.length;i++){
var _23=_22[i];
if(_23.getAttribute("rel").indexOf("style")>-1&&_23.href&&_23.href.length!==0&&!_23.disabled){
_1f[_1f.length]=_23;
}
}
if(_1f.length>0){
var c=0;
var _24=function(){
c++;
if(c===_1f.length){
_20();
}
};
var _25=function(_26){
var _27=_26.href;
_c(_27,function(_28){
_28=_11(_28).replace(_3.RELATIVE_URLS,"url("+_27.substring(0,_27.lastIndexOf("/"))+"/$1)");
_26.cssHelperText=_28;
_24();
},_24);
};
for(i=0;i<_1f.length;i++){
_25(_1f[i]);
}
}else{
_20();
}
};
var _29={mediaQueryLists:"array",rules:"array",selectors:"object",declarations:"array",properties:"object"};
var _2a={mediaQueryLists:null,rules:null,selectors:null,declarations:null,properties:null};
var _2b=function(_2c,v){
if(_2a[_2c]!==null){
if(_29[_2c]==="array"){
return (_2a[_2c]=_2a[_2c].concat(v));
}else{
var c=_2a[_2c];
for(var n in v){
if(v.hasOwnProperty(n)){
if(!c[n]){
c[n]=v[n];
}else{
c[n]=c[n].concat(v[n]);
}
}
}
return c;
}
}
};
var _2d=function(_2e){
_2a[_2e]=(_29[_2e]==="array")?[]:{};
for(var i=0;i<_4.length;i++){
_2b(_2e,_4[i].cssHelperParsed[_2e]);
}
return _2a[_2e];
};
domReady(function(){
var els=document.body.getElementsByTagName("*");
for(var i=0;i<els.length;i++){
els[i].checkedByCssHelper=true;
}
if(document.implementation.hasFeature("MutationEvents","2.0")||window.MutationEvent){
document.body.addEventListener("DOMNodeInserted",function(e){
var el=e.target;
if(el.nodeType===1){
_a("DOMElementInserted",el);
el.checkedByCssHelper=true;
}
},false);
}else{
setInterval(function(){
var els=document.body.getElementsByTagName("*");
for(var i=0;i<els.length;i++){
if(!els[i].checkedByCssHelper){
_a("DOMElementInserted",els[i]);
els[i].checkedByCssHelper=true;
}
}
},1000);
}
});
var _2f=function(d){
if(typeof window.innerWidth!="undefined"){
return window["inner"+d];
}else{
if(typeof document.documentElement!="undefined"&&typeof document.documentElement.clientWidth!="undefined"&&document.documentElement.clientWidth!=0){
return document.documentElement["client"+d];
}
}
};
return {addStyle:function(s,_30){
var el=document.createElement("style");
el.setAttribute("type","text/css");
document.getElementsByTagName("head")[0].appendChild(el);
if(el.styleSheet){
el.styleSheet.cssText=s;
}else{
el.appendChild(document.createTextNode(s));
}
el.addedWithCssHelper=true;
if(typeof _30==="undefined"||_30===true){
cssHelper.parsed(function(_31){
var o=_1d(el,s);
for(var n in o){
if(o.hasOwnProperty(n)){
_2b(n,o[n]);
}
}
_a("newStyleParsed",el);
});
}else{
el.parsingDisallowed=true;
}
return el;
},removeStyle:function(el){
return el.parentNode.removeChild(el);
},parsed:function(fn){
if(_5){
_7(fn);
}else{
if(typeof _4!=="undefined"){
if(typeof fn==="function"){
fn(_4);
}
}else{
_7(fn);
_1e();
}
}
},mediaQueryLists:function(fn){
cssHelper.parsed(function(_32){
fn(_2a.mediaQueryLists||_2d("mediaQueryLists"));
});
},rules:function(fn){
cssHelper.parsed(function(_33){
fn(_2a.rules||_2d("rules"));
});
},selectors:function(fn){
cssHelper.parsed(function(_34){
fn(_2a.selectors||_2d("selectors"));
});
},declarations:function(fn){
cssHelper.parsed(function(_35){
fn(_2a.declarations||_2d("declarations"));
});
},properties:function(fn){
cssHelper.parsed(function(_36){
fn(_2a.properties||_2d("properties"));
});
},broadcast:_a,addListener:function(n,fn){
if(typeof fn==="function"){
if(!_9[n]){
_9[n]={listeners:[]};
}
_9[n].listeners[_9[n].listeners.length]=fn;
}
},removeListener:function(n,fn){
if(typeof fn==="function"&&_9[n]){
var ls=_9[n].listeners;
for(var i=0;i<ls.length;i++){
if(ls[i]===fn){
ls.splice(i,1);
i-=1;
}
}
}
},getViewportWidth:function(){
return _2f("Width");
},getViewportHeight:function(){
return _2f("Height");
}};
}();
domReady(function enableCssMediaQueries(){
var _37;
var _38={LENGTH_UNIT:/[0-9]+(em|ex|px|in|cm|mm|pt|pc)$/,RESOLUTION_UNIT:/[0-9]+(dpi|dpcm)$/,ASPECT_RATIO:/^[0-9]+\/[0-9]+$/,ABSOLUTE_VALUE:/^[0-9]*(\.[0-9]+)*$/};
var _39=[];
var _3a=function(){
var id="css3-mediaqueries-test";
var el=document.createElement("div");
el.id=id;
var _3b=cssHelper.addStyle("@media all and (width) { #"+id+" { width: 1px !important; } }",false);
document.body.appendChild(el);
var ret=el.offsetWidth===1;
_3b.parentNode.removeChild(_3b);
el.parentNode.removeChild(el);
_3a=function(){
return ret;
};
return ret;
};
var _3c=function(){
_37=document.createElement("div");
_37.style.cssText="position:absolute;top:-9999em;left:-9999em;"+"margin:0;border:none;padding:0;width:1em;font-size:1em;";
document.body.appendChild(_37);
if(_37.offsetWidth!==16){
_37.style.fontSize=16/_37.offsetWidth+"em";
}
_37.style.width="";
};
var _3d=function(_3e){
_37.style.width=_3e;
var _3f=_37.offsetWidth;
_37.style.width="";
return _3f;
};
var _40=function(_41,_42){
var l=_41.length;
var min=(_41.substring(0,4)==="min-");
var max=(!min&&_41.substring(0,4)==="max-");
if(_42!==null){
var _43;
var _44;
if(_38.LENGTH_UNIT.exec(_42)){
_43="length";
_44=_3d(_42);
}else{
if(_38.RESOLUTION_UNIT.exec(_42)){
_43="resolution";
_44=parseInt(_42,10);
var _45=_42.substring((_44+"").length);
}else{
if(_38.ASPECT_RATIO.exec(_42)){
_43="aspect-ratio";
_44=_42.split("/");
}else{
if(_38.ABSOLUTE_VALUE){
_43="absolute";
_44=_42;
}else{
_43="unknown";
}
}
}
}
}
var _46,_47;
if("device-width"===_41.substring(l-12,l)){
_46=screen.width;
if(_42!==null){
if(_43==="length"){
return ((min&&_46>=_44)||(max&&_46<_44)||(!min&&!max&&_46===_44));
}else{
return false;
}
}else{
return _46>0;
}
}else{
if("device-height"===_41.substring(l-13,l)){
_47=screen.height;
if(_42!==null){
if(_43==="length"){
return ((min&&_47>=_44)||(max&&_47<_44)||(!min&&!max&&_47===_44));
}else{
return false;
}
}else{
return _47>0;
}
}else{
if("width"===_41.substring(l-5,l)){
_46=document.documentElement.clientWidth||document.body.clientWidth;
if(_42!==null){
if(_43==="length"){
return ((min&&_46>=_44)||(max&&_46<_44)||(!min&&!max&&_46===_44));
}else{
return false;
}
}else{
return _46>0;
}
}else{
if("height"===_41.substring(l-6,l)){
_47=document.documentElement.clientHeight||document.body.clientHeight;
if(_42!==null){
if(_43==="length"){
return ((min&&_47>=_44)||(max&&_47<_44)||(!min&&!max&&_47===_44));
}else{
return false;
}
}else{
return _47>0;
}
}else{
if("device-aspect-ratio"===_41.substring(l-19,l)){
return _43==="aspect-ratio"&&screen.width*_44[1]===screen.height*_44[0];
}else{
if("color-index"===_41.substring(l-11,l)){
var _48=Math.pow(2,screen.colorDepth);
if(_42!==null){
if(_43==="absolute"){
return ((min&&_48>=_44)||(max&&_48<_44)||(!min&&!max&&_48===_44));
}else{
return false;
}
}else{
return _48>0;
}
}else{
if("color"===_41.substring(l-5,l)){
var _49=screen.colorDepth;
if(_42!==null){
if(_43==="absolute"){
return ((min&&_49>=_44)||(max&&_49<_44)||(!min&&!max&&_49===_44));
}else{
return false;
}
}else{
return _49>0;
}
}else{
if("resolution"===_41.substring(l-10,l)){
var res;
if(_45==="dpcm"){
res=_3d("1cm");
}else{
res=_3d("1in");
}
if(_42!==null){
if(_43==="resolution"){
return ((min&&res>=_44)||(max&&res<_44)||(!min&&!max&&res===_44));
}else{
return false;
}
}else{
return res>0;
}
}else{
return false;
}
}
}
}
}
}
}
}
};
var _4a=function(mq){
var _4b=mq.getValid();
var _4c=mq.getExpressions();
var l=_4c.length;
if(l>0){
for(var i=0;i<l&&_4b;i++){
_4b=_40(_4c[i].mediaFeature,_4c[i].value);
}
var not=mq.getNot();
return (_4b&&!not||not&&!_4b);
}
};
var _4d=function(mql){
var mqs=mql.getMediaQueries();
var t={};
for(var i=0;i<mqs.length;i++){
if(_4a(mqs[i])){
t[mqs[i].getMediaType()]=true;
}
}
var s=[],c=0;
for(var n in t){
if(t.hasOwnProperty(n)){
if(c>0){
s[c++]=",";
}
s[c++]=n;
}
}
if(s.length>0){
_39[_39.length]=cssHelper.addStyle("@media "+s.join("")+"{"+mql.getCssText()+"}",false);
}
};
var _4e=function(_4f){
for(var i=0;i<_4f.length;i++){
_4d(_4f[i]);
}
if(ua.ie){
document.documentElement.style.display="block";
setTimeout(function(){
document.documentElement.style.display="";
},0);
setTimeout(function(){
cssHelper.broadcast("cssMediaQueriesTested");
},100);
}else{
cssHelper.broadcast("cssMediaQueriesTested");
}
};
var _50=function(){
for(var i=0;i<_39.length;i++){
cssHelper.removeStyle(_39[i]);
}
_39=[];
cssHelper.mediaQueryLists(_4e);
};
var _51=0;
var _52=function(){
var _53=cssHelper.getViewportWidth();
var _54=cssHelper.getViewportHeight();
if(ua.ie){
var el=document.createElement("div");
el.style.position="absolute";
el.style.top="-9999em";
el.style.overflow="scroll";
document.body.appendChild(el);
_51=el.offsetWidth-el.clientWidth;
document.body.removeChild(el);
}
var _55;
var _56=function(){
var vpw=cssHelper.getViewportWidth();
var vph=cssHelper.getViewportHeight();
if(Math.abs(vpw-_53)>_51||Math.abs(vph-_54)>_51){
_53=vpw;
_54=vph;
clearTimeout(_55);
_55=setTimeout(function(){
if(!_3a()){
_50();
}else{
cssHelper.broadcast("cssMediaQueriesTested");
}
},500);
}
};
window.onresize=function(){
var x=window.onresize||function(){
};
return function(){
x();
_56();
};
}();
};
var _57=document.documentElement;
_57.style.marginLeft="-32767px";
setTimeout(function(){
_57.style.marginTop="";
},20000);
return function(){
if(!_3a()){
cssHelper.addListener("newStyleParsed",function(el){
_4e(el.cssHelperParsed.mediaQueryLists);
});
cssHelper.addListener("cssMediaQueriesTested",function(){
if(ua.ie){
_57.style.width="1px";
}
setTimeout(function(){
_57.style.width="";
_57.style.marginLeft="";
},0);
cssHelper.removeListener("cssMediaQueriesTested",arguments.callee);
});
_3c();
_50();
}else{
_57.style.marginLeft="";
}
_52();
};
}());
try{
document.execCommand("BackgroundImageCache",false,true);
}
catch(e){
}