"").test(b)||(b=b+(" "+a)));this.$.className=b||a},removeClass:function(a){var b=this.getAttribute("class");if(b){a=RegExp("(?:^|\\s+)"+a+"(?=\\s|$)","i");if(a.test(b))(b=b.replace(a,"").replace(/^\s+/,""))?this.setAttribute("class",b):this.removeAttribute("class")}return this},hasClass:function(a){return RegExp("(?:^|\\s+)"+a+"(?=\\s|$)","").test(this.getAttribute("class"))},append:function(a,b){typeof a=="string"&&(a=this.getDocument().createElement(a));b?this.$.insertBefore(a.$,this.$.firstChild):
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.