String.prototype.tokenize=tokenize;function tokenize(){var input="";var separator=" ";var trim="";var ignoreEmptyTokens=true;try{String(this.toLowerCase());}catch(e){window.alert("Tokenizer Usage: string myTokens[] = myString.tokenize(string separator, string trim, boolean ignoreEmptyTokens);");return;} if(typeof(this)!="undefined"){input=String(this);}  if(typeof(tokenize.arguments[0])!="undefined"){separator=String(tokenize.arguments[0]);} if(typeof(tokenize.arguments[1])!="undefined"){trim=String(tokenize.arguments[1]);} if(typeof(tokenize.arguments[2])!="undefined"){if(!tokenize.arguments[2]) ignoreEmptyTokens=false;}var array=input.split(separator);if(trim) for(var i=0;i<array.length;i++){while(array[i].slice(0,trim.length)==trim)  array[i]=array[i].slice(trim.length);while(array[i].slice(array[i].length-trim.length)==trim)array[i]=array[i].slice(0,array[i].length-trim.length);} var token=new Array();if(ignoreEmptyTokens) {for(var i=0;i<array.length;i++)   if(array[i]!="") token.push(array[i]);} else {token=array;} return token;}