var escapeHTML= function(a){
a = "" + a;
return a.replace(/&/g, "&").replace(/</g, "<").replace( />/g, ">").replace(/"/g, """).replace(/'/g, "'");;
};
var unescapeHTML=function(a){
a = "" + a;
return a.replace(/</g, "<").replace(/>/g, ">").replace(/&/g, "&").replace(/"/g, '"').replace(/'/g, "'");
};
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