create class singleton store class name in css file创建单体类，来存储css文件对应的class名称

/*
*  class单体对象声明
*  例:var c = $.htmlUtil.classObj.getInstance();
*/
$.htmlUtil.classObj=(function(){
var uniqueInstance;
function constructor() {
var o = {

font:{normal:'fontNormal',italic:'fontItalic',oblique:'fontOblique',smallcaps:
"fontVariant"},
color:{},
getFontStyle:function(param/*string*/){return o.font[param]+' ';}
};
return o;
}

return {
getInstance: function() {
if(!uniqueInstance) {
console.log(11)
uniqueInstance = constructor();
}
return uniqueInstance;
}
}
})();