// ==UserScript==// @name Fuck steam
// @include http://steamcommunity.com/market/вставить нужное
// @version 0.1
// @description 14/88
// @copyright 2014+, IgorUA
// ==/UserScript==

var maxPrice = вставить нужное(максимальная цена покупки);

var item = document.getElementsByClassName('market_listing_row');
var itemPrice = document.getElementsByClassName('market_listing_price_with_fee')
var itemButton = document.getElementsByClassName(item_market_action_button_green)

var i = 0

while(item)
{
var prise = itemPrice.innerHTML.replace(/\s+/g,'');
price = price.replace(',','.');
price = price.substring(1,price.lenght-6);
if(price > maxPrice)
console.log('item'+i+'('+price+') is more than '+maxPrice+' and was skipped');
else
{
var found = true
console.log('item'+i+'('+price+') is less than '+maxPrice+', time to buy!');
itemButton.click();
//make sure modal loads before continuing
setTimeout(buyItem,40+Math.floor(Math.random()*4))
}
i++
}