$.extend({   password: function (length, special) {    var iteration = 0;    var password = "";    var randomNumber;    if(special == undefined){        var special = false;    }    while(iteration < length){        randomNumber = (Math.floor((Math.random() * 100)) % 94) + 33;        if(!special){            if ((randomNumber >=33) && (randomNumber <=47)) { continue; }            if ((randomNumber >=58) && (randomNumber <=64)) { continue; }            if ((randomNumber >=91) && (randomNumber <=96)) { continue; }            if ((randomNumber >=123) && (randomNumber <=126)) { continue; }        }        iteration++;        password += String.fromCharCode(randomNumber);    }    return password;  }});// How to use$.password(8);$.password(12, true);