Daniel Barrett Human/Horses Script

Uses Hotkeys on the keyboard to move to the next video. R = Back, F = Forward. All videos are labeled false by default.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        Daniel Barrett Human/Horses Script
// @author      Rat Monkey
// @description Uses Hotkeys on the keyboard to move to the next video. R = Back, F = Forward. All videos are labeled false by default.
// @include     https://www.mturk.com/*
// @require     http://code.jquery.com/jquery-latest.min.js
// @version     0.1
// @grant       none
// @namespace https://greasyfork.org/en/users/7541-ratmonkey
// ==/UserScript==


var blocks = document.getElementsByClassName("overview text");
var blockNum = 0;
var curBlock = blocks[blockNum];



document.getElementById("hit-wrapper").style.zIndex = 1;
for (var i = 0; i < blocks.length; i++){
    blocks[i].style.position = "relative";
    blocks[i].style.zIndex = 1000;
}
    
curBlock.scrollIntoView();    
document.addEventListener("keyup", function(e){
    if (e.keyCode==70){
      while (blockNum < blocks.length && blocks[blockNum].offsetTop == curBlock.offsetTop){
      	blockNum++;
      }
      if(curBlock)
      {
         curBlock = blocks[blockNum];
         curBlock.scrollIntoView();
          
      }else{ 
          blockNum = blocks.length - 1 ;
          curBlock = blocks[blocks.length - 1];
      }
    } 
    if(e.keyCode==67){
    	curBlock.scrollIntoView();
        
    }
    if(e.keyCode==82){
    	while (blockNum > 0 && blocks[blockNum].offsetTop == curBlock.offsetTop){
      	blockNum--;
      }
      if(curBlock)
      {
         curBlock = blocks[blockNum];
         curBlock.scrollIntoView();
      }else{ 
          blockNum++;
          curBlock = blocks[blockNum];
      }
    }
});



var radioButtons = document.getElementsByClassName("question selection");
for (i = 0; i < radioButtons.length; ++i){
  var item = radioButtons[i];
  if (item.value == "Selection_MQ--"){
    item.checked = true;
  }
}