1/*! Responsive JS Library v1.2.2 */ 2 3/*! matchMedia() polyfill - Test a CSS media type/query in JS. Authors & copyright (c) 2012: Scott Jehl, Paul Irish, Nicholas Zakas. Dual MIT/BSD license */ 4/*! NOTE: If you're already including a window.matchMedia polyfill via Modernizr or otherwise, you don't need this part */ 5window.matchMedia = window.matchMedia || (function(doc, undefined){ 6 7 var bool, 8 docElem = doc.documentElement, 9 refNode = docElem.firstElementChild || docElem.firstChild, 10 // fakeBody required for <FF4 when executed in <head> 11 fakeBody = doc.createElement('body'), 12 div = doc.createElement('div'); 13 14 div.id = 'mq-test-1'; 15 div.style.cssText = "position:absolute;top:-100em"; 16 fakeBody.style.background = "none"; 17 fakeBody.appendChild(div); 18 19 return function(q){ 20 21 div.innerHTML = '­<style media="'+q+'"> #mq-test-1 { width: 42px; }</style>'; 22 23 docElem.insertBefore(fakeBody, refNode); 24 bool = div.offsetWidth == 42; 25 docElem.removeChild(fakeBody); 26 27 return { matches: bool, media: q }; 28 }; 29 30})(document); 31 32/*! Respond.js v1.1.0: min/max-width media query polyfill. (c) Scott Jehl. MIT/GPLv2 Lic. j.mp/respondjs */ 33(function( win ){ 34 //exposed namespace 35 win.respond = {}; 36 37 //define update even in native-mq-supporting browsers, to avoid errors 38 respond.update = function(){}; 39 40 //expose media query support flag for external use 41 respond.mediaQueriesSupported = win.matchMedia && win.matchMedia( "only all" ).matches; 42 43 //if media queries are supported, exit here 44 if( respond.mediaQueriesSupported ){ return; } 45 46 //define vars 47 var doc = win.document, 48 docElem = doc.documentElement, 49 mediastyles = [], 50 rules = [], 51 appendedEls = [], 52 parsedSheets = {}, 53 resizeThrottle = 30, 54 head = doc.getElementsByTagName( "head" )[0] || docElem, 55 base = doc.getElementsByTagName( "base" )[0], 56 links = head.getElementsByTagName( "link" ), 57 requestQueue = [], 58 59 //loop stylesheets, send text content to translate 60 ripCSS = function(){ 61 var sheets = links, 62 sl = sheets.length, 63 i = 0, 64 //vars for loop: 65 sheet, href, media, isCSS; 66 67 for( ; i < sl; i++ ){ 68 sheet = sheets[ i ], 69 href = sheet.href, 70 media = sheet.media, 71 isCSS = sheet.rel && sheet.rel.toLowerCase() === "stylesheet"; 72 73 //only links plz and prevent re-parsing 74 if( !!href && isCSS && !parsedSheets[ href ] ){ 75 // selectivizr exposes css through the rawCssText expando 76 if (sheet.styleSheet && sheet.styleSheet.rawCssText) { 77 translate( sheet.styleSheet.rawCssText, href, media ); 78 parsedSheets[ href ] = true; 79 } else { 80 if( (!/^([a-zA-Z:]*\/\/)/.test( href ) && !base) 81 || href.replace( RegExp.$1, "" ).split( "/" )[0] === win.location.host ){ 82 requestQueue.push( { 83 href: href, 84 media: media 85 } ); 86 } 87 } 88 } 89 } 90 makeRequests(); 91 }, 92 93 //recurse through request queue, get css text 94 makeRequests = function(){ 95 if( requestQueue.length ){ 96 var thisRequest = requestQueue.shift(); 97 98 ajax( thisRequest.href, function( styles ){ 99 translate( styles, thisRequest.href, thisRequest.media ); 100 parsedSheets[ thisRequest.href ] = true; 101 makeRequests(); 102 } ); 103 } 104 }, 105 106 //find media blocks in css text, convert to style blocks 107 translate = function( styles, href, media ){ 108 var qs = styles.match( /@media[^\{]+\{([^\{\}]*\{[^\}\{]*\})+/gi ), 109 ql = qs && qs.length || 0, 110 //try to get CSS path 111 href = href.substring( 0, href.lastIndexOf( "/" )), 112 repUrls = function( css ){ 113 return css.replace( /(url\()['"]?([^\/\)'"][^:\)'"]+)['"]?(\))/g, "$1" + href + "$2$3" ); 114 }, 115 useMedia = !ql && media, 116 //vars used in loop 117 i = 0, 118 j, fullq, thisq, eachq, eql; 119 120 //if path exists, tack on trailing slash 121 if( href.length ){ href += "/"; } 122 123 //if no internal queries exist, but media attr does, use that 124 //note: this currently lacks support for situations where a media attr is specified on a link AND 125 //its associated stylesheet has internal CSS media queries. 126 //In those cases, the media attribute will currently be ignored. 127 if( useMedia ){ 128 ql = 1; 129 } 130 131 132 for( ; i < ql; i++ ){ 133 j = 0; 134 135 //media attr 136 if( useMedia ){ 137 fullq = media; 138 rules.push( repUrls( styles ) ); 139 } 140 //parse for styles 141 else{ 142 fullq = qs[ i ].match( /@media *([^\{]+)\{([\S\s]+?)$/ ) && RegExp.$1; 143 rules.push( RegExp.$2 && repUrls( RegExp.$2 ) ); 144 } 145 146 eachq = fullq.split( "," ); 147 eql = eachq.length; 148
149 for( ; j < eql; j++ ){ 150 thisq = eachq[ j ]; 151 mediastyles.push( { 152 media : thisq.split( "(" )[ 0 ].match( /(only\s+)?([a-zA-Z]+)\s?/ ) && RegExp.$2 || "all", 153 rules : rules.length - 1, 154 hasquery: thisq.indexOf("(") > -1, 155 minw : thisq.match( /\(min\-width:[\s]*([\s]*[0-9\.]+)(px|em)[\s]*\)/ ) && parseFloat( RegExp.$1 ) + ( RegExp.$2 || "" ), 156 maxw : thisq.match( /\(max\-width:[\s]*([\s]*[0-9\.]+)(px|em)[\s]*\)/ ) && parseFloat( RegExp.$1 ) + ( RegExp.$2 || "" ) 157 } ); 158 } 159 } 160 161 applyMedia(); 162 }, 163 164 lastCall, 165 166 resizeDefer, 167 168 // returns the value of 1em in pixels 169 getEmValue = function() { 170 var ret, 171 div = doc.createElement('div'), 172 body = doc.body, 173 fakeUsed = false; 174 175 div.style.cssText = "position:absolute;font-size:1em;width:1em"; 176 177 if( !body ){ 178 body = fakeUsed = doc.createElement( "body" ); 179 body.style.background = "none"; 180 } 181 182 body.appendChild( div ); 183 184 docElem.insertBefore( body, docElem.firstChild ); 185 186 ret = div.offsetWidth; 187 188 if( fakeUsed ){ 189 docElem.removeChild( body ); 190 } 191 else { 192 body.removeChild( div ); 193 } 194 195 //also update eminpx before returning 196 ret = eminpx = parseFloat(ret); 197 198 return ret; 199 }, 200 201 //cached container for 1em value, populated the first time it's needed 202 eminpx, 203 204 //enable/disable styles 205 applyMedia = function( fromResize ){ 206 var name = "clientWidth", 207 docElemProp = docElem[ name ], 208 currWidth = doc.compatMode === "CSS1Compat" && docElemProp || doc.body[ name ] || docElemProp, 209 styleBlocks = {}, 210 lastLink = links[ links.length-1 ], 211 now = (new Date()).getTime(); 212 213 //throttle resize calls 214 if( fromResize && lastCall && now - lastCall < resizeThrottle ){ 215 clearTimeout( resizeDefer ); 216 resizeDefer = setTimeout( applyMedia, resizeThrottle ); 217 return; 218 } 219 else { 220 lastCall = now; 221 } 222 223 for( var i in mediastyles ){ 224 var thisstyle = mediastyles[ i ], 225 min = thisstyle.minw, 226 max = thisstyle.maxw, 227 minnull = min === null, 228 maxnull = max === null, 229 em = "em"; 230 231 if( !!min ){ 232 min = parseFloat( min ) * ( min.indexOf( em ) > -1 ? ( eminpx || getEmValue() ) : 1 ); 233 } 234 if( !!max ){ 235 max = parseFloat( max ) * ( max.indexOf( em ) > -1 ? ( eminpx || getEmValue() ) : 1 ); 236 } 237 238 // if there's no media query at all (the () part), or min or max is not null, and if either is present, they're true 239 if( !thisstyle.hasquery || ( !minnull || !maxnull ) && ( minnull || currWidth >= min ) && ( maxnull || currWidth <= max ) ){ 240 if( !styleBlocks[ thisstyle.media ] ){ 241 styleBlocks[ thisstyle.media ] = []; 242 } 243 styleBlocks[ thisstyle.media ].push( rules[ thisstyle.rules ] ); 244 } 245 } 246 247 //remove any existing respond style element(s) 248 for( var i in appendedEls ){ 249 if( appendedEls[ i ] && appendedEls[ i ].parentNode === head ){ 250 head.removeChild( appendedEls[ i ] ); 251 } 252 } 253 254 //inject active styles, grouped by media type 255 for( var i in styleBlocks ){ 256 var ss = doc.createElement( "style" ), 257 css = styleBlocks[ i ].join( "\n" ); 258 259 ss.type = "text/css"; 260 ss.media = i; 261 262 //originally, ss was appended to a documentFragment and sheets were appended in bulk. 263 //this caused crashes in IE in a number of circumstances, such as when the HTML element had a bg image set, so appending beforehand seems best. Thanks to @dvelyk for the initial research on this one! 264 head.insertBefore( ss, lastLink.nextSibling ); 265 266 if ( ss.styleSheet ){ 267 ss.styleSheet.cssText = css; 268 } 269 else { 270 ss.appendChild( doc.createTextNode( css ) ); 271 } 272 273 //push to appendedEls to track for later removal 274 appendedEls.push( ss ); 275 } 276 }, 277 //tweaked Ajax functions from Quirksmode 278 ajax = function( url, callback ) { 279 var req = xmlHttp(); 280 if (!req){ 281 return; 282 } 283 req.open( "GET", url, true ); 284 req.onreadystatechange = function () { 285 if ( req.readyState != 4 || req.status != 200 && req.status != 304 ){ 286 return; 287 } 288 callback( req.responseText ); 289 } 290 if ( req.readyState == 4 ){ 291 return; 292 } 293 req.send( null ); 294 },
295 //define ajax obj 296 xmlHttp = (function() { 297 var xmlhttpmethod = false; 298 try { 299 xmlhttpmethod = new XMLHttpRequest(); 300 } 301 catch( e ){ 302 xmlhttpmethod = new ActiveXObject( "Microsoft.XMLHTTP" ); 303 } 304 return function(){ 305 return xmlhttpmethod; 306 }; 307 })(); 308 309 //translate CSS 310 ripCSS(); 311 312 //expose update for re-running respond later on 313 respond.update = ripCSS; 314 315 //adjust on resize 316 function callMedia(){ 317 applyMedia( true ); 318 } 319 if( win.addEventListener ){ 320 win.addEventListener( "resize", callMedia, false ); 321 } 322 else if( win.attachEvent ){ 323 win.attachEvent( "onresize", callMedia ); 324 } 325})(this); 326 327/** 328 * jQuery Scroll Top Plugin 1.0.0 329 */ 330jQuery(document).ready(function ($) { 331 $('a[href="#scroll-top"]').click(function () { 332 $('html, body').animate({ 333 scrollTop: 0 334 }, 'slow'); 335 return false; 336 }); 337}); 338; 339/** 340 * Handles toggling the main navigation menu for small screens. 341 */ 342jQuery( document ).ready( function( $ ) { 343 var $masthead = $( '#header' ), 344 timeout = false; 345 346 $.fn.smallMenu = function() { 347 $masthead.find( '.site-navigation' ).removeClass( 'main-navigation' ).addClass( 'main-small-navigation' ); 348 $masthead.find( '.site-navigation h1' ).removeClass( 'assistive-text' ).addClass( 'menu-toggle' ); 349 350 $( '.menu-toggle' ).unbind( 'click' ).click( function() { 351 $masthead.find( '.menu' ).toggle(); 352 $( this ).toggleClass( 'toggled-on' ); 353 } ); 354 }; 355 356 // Check viewport width on first load. 357 if ( $( window ).width() < 651 ) 358 $.fn.smallMenu(); 359 360 // Check viewport width when user resizes the browser window. 361 $( window ).resize( function() { 362 var browserWidth = $( window ).width(); 363 364 if ( false !== timeout ) 365 clearTimeout( timeout ); 366 367 timeout = setTimeout( function() { 368 if ( browserWidth < 651 ) { 369 $.fn.smallMenu(); 370 } else { 371 $masthead.find( '.site-navigation' ).removeClass( 'main-small-navigation' ).addClass( 'main-navigation' ); 372 $masthead.find( '.site-navigation h1' ).removeClass( 'menu-toggle' ).addClass( 'assistive-text' ); 373 $masthead.find( '.menu' ).removeAttr( 'style' ); 374 } 375 }, 200 ); 376 } ); 377 378 var container = $( '.site-navigation' ); 379 380 // Fix child menus for touch devices. 381 function fixMenuTouchTaps( container ) { 382 var touchStartFn, 383 parentLink = container.find( '.menu-item-has-children > a, .page_item_has_children > a' ); 384 385 if ( 'ontouchstart' in window ) { 386 touchStartFn = function( e ) { 387 var menuItem = this.parentNode; 388 389 if ( ! 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