define(function (){ 
if (typeof window == 'undefined') return { 
load: function (n, r, load){ 
load(); 
} 
}
; 
var head = _AN_Call_getelementsbytagname('getElementsByTagName', document, 'head')[0]; 
var engine = window.navigator.userAgent.match(/Trident\/([^ ;]*)|AppleWebKit\/([^ ;]*)|Opera\/([^ ;]*)|rv\:([^ ;]*)(.*?)Gecko\/([^ ;]*)|MSIE\s([^ ;]*)|AndroidWebKit\/([^ ;]*)/) || 0; 
var useImportLoad = false ; 
var useOnload = true ; 
if (engine[1] || engine[7]) useImportLoad = parseInt(engine[1]) < 6 || parseInt(engine[7]) <= 9; 
 else if (engine[2] || engine[8] || 'WebkitAppearance' in document.documentElement.style) useOnload = false ; 
 else if (engine[4]) useImportLoad = parseInt(engine[4]) < 18; 
var cssAPI = { 
}
; 
cssAPI.pluginBuilder = './css-builder'; 
var curStyle, curSheet; 
var createStyle = function (){ 
curStyle = _AN_Call_createelement('createElement', document, 'style'); 
_AN_Call_appendchild('appendChild', head, curStyle); 
curSheet = curStyle.styleSheet || curStyle.sheet; 
} 
; 
var ieCnt = 0; 
var ieLoads = [] ; 
var ieCurCallback; 
var createIeLoad = function (url){ 
curSheet.addImport(url); 
curStyle.onload = function (){ 
processIeLoad(); 
} 
; 
ieCnt++ ; 
if (ieCnt == 31) { 
createStyle(); 
ieCnt = 0; 
} 
} 
; 
var processIeLoad = function (){ 
ieCurCallback(); 
var nextLoad = ieLoads.shift(); 
if (!nextLoad) { 
ieCurCallback = null ; 
return ; 
} 
ieCurCallback = nextLoad[1]; 
createIeLoad(nextLoad[0]); 
} 
; 
var importLoad = function (url, callback){ 
if (!curSheet || !curSheet.addImport) createStyle(); 
if (curSheet && curSheet.addImport) { 
if (ieCurCallback) { 
ieLoads.push([url, callback] ); 
} 
 else { 
createIeLoad(url); 
ieCurCallback = callback; 
} 
} 
 else { 
curStyle.textContent = '@import "' + url + '";'; 
var loadInterval = _AN_Call_setinterval('setInterval', window, function (){ 
try { 
curStyle.sheet.cssRules; 
clearInterval(loadInterval); 
callback(); 
} 
catch (e) { 
} 
} 
, 10); 
} 
} 
; 
var linkLoad = function (url, callback){ 
var link = _AN_Call_createelement('createElement', document, 'link'); 
link.type = 'text/css'; 
link.rel = 'stylesheet'; 
if (useOnload) link.onload = function (){ 
link.onload = function (){ 
} 
; 
_AN_Call_settimeout('setTimeout', window, callback, 7); 
} 
; 
 else var loadInterval = _AN_Call_setinterval('setInterval', window, function (){ 
for (var i = 0; 
i < _AN_Read_length('length', document.styleSheets); i++ ){ 
var sheet = document.styleSheets[i]; 
if (_AN_Read_href('href', sheet) == _AN_Read_href('href', link)) { 
clearInterval(loadInterval); 
return callback(); 
} 
} 
} 
, 10); 
_AN_Write_href('href', link, false , url); 
_AN_Call_appendchild('appendChild', head, link); 
} 
; 
cssAPI.normalize = function (name, normalize){ 
if (name.substr(_AN_Read_length('length', name) - 4, 4) == '.css') name = name.substr(0, _AN_Read_length('length', name) - 4); 
return normalize(name); 
} 
; 
cssAPI.load = function (cssId, req, load, config){ 
(useImportLoad? importLoad: linkLoad)(req.toUrl(cssId + '.css'), load); 
} 
; 
return cssAPI; 
} 
);