String.prototype.trim=function(){return this.replace(/^\s+|\s+$/g,"");}
String.prototype.ltrim=function(){return this.replace(/^\s+/,"");}
String.prototype.rtrim=function(){return this.replace(/\s+$/,"");}
Array.prototype.inArray=function(value){var i;for(i=0;i<this.length;i++){if(this[i]===value){return true;}}
return false;}