我用alert替换eval后得到如下数据，请问下面的\x \u如何处理？谢谢。
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count_play=this.ParentPlayerName.length;var html='';for(var i=0;i<count_play;i++){if(this.Sid==i){ul_display='\x64\x69\x73\x70\x6c\x61\x79\x3a\x62\x6c\x6f\x63\x6b';h2class='\x68\x32\x5f\x6f\x6e'}else{ul_display='\x64\x69\x73\x70\x6c\x61\x79\x3a\x6e\x6f\x6e\x65';h2class='\x68\x32'};var count_urls=this.Urllist[i].split("\x2b\x2b\x2b");var sid_on;var sub_on;var html_sub;html_sub='\x3c\x64\x69\x76\x20\x73\x74\x79\x6c\x65\x3d\x22'+ul_display+'\x22\x20\x69\x64\x3d\x22\x73\x75\x62'+i+'\x22\x3e';for(var j=0;j<count_urls.length;j++){var href=this.ParentUrl.replace('\x73\x69\x64\x2d'+this.Sid+'\x2d\x70\x69\x64\x2d'+this.Pid,'\x73\x69\x64\x2d'+i+'\x2d\x70\x69\x64\x2d'+(j+1)).replace(this.Id+'\x2d'+this.Sid+'\x2d'+this.Pid,this.Id+'\x2d'+i+'\x2d'+(j+1));if(this.Sid==i&&this.Pid==(j+1)){var 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