function wholesale_add_tire(){
	var first_element = document.getElementById('tire_1');
	var tires_container = document.getElementById('tires_container');
	var tires_count = document.getElementById('tires_count').value;
	var tire_new_count = tires_count;
		tire_new_count++;

	var first_element_html = first_element.innerHTML;
	var new_element = document.createElement('div');
		new_element.id = 'tire_'+tire_new_count;
		replace_word = "tire_"+tire_new_count;
		first_element_html = first_element_html.replace(/tire_1/gi, replace_word);
		new_element.innerHTML = first_element_html;

		var new_element2 = document.createElement('div');
		new_element2.id = 'tire_air_'+tire_new_count;
		new_element2.style.marginTop = "20px";
		new_element2.style.color = "#4D4D4D";
		new_element2.style.textAling = "center";
		new_element2.innerHTML = "-- "+tire_new_count+" --"

		tires_container.appendChild(new_element2);
		tires_container.appendChild(new_element);

		document.getElementById('tires_count').value = tire_new_count;

}

function wholesale_rem_tire(){
	var tires_container = document.getElementById('tires_container');
	var tires_count = document.getElementById('tires_count').value;
	var tire_new_count = tires_count;
		tire_new_count--;

		if(tires_count>1){
			var first_el_name = 'tire_'+tires_count;
			var sec_el_name = 'tire_air_'+tires_count;

			var first_elem = document.getElementById(first_el_name);
			var sec_elem = document.getElementById(sec_el_name);

			tires_container.removeChild(first_elem);
			tires_container.removeChild(sec_elem);

			document.getElementById('tires_count').value = tire_new_count;
		}
}

function wholesale_add_rim(){
	var first_element = document.getElementById('rim_1');
	var rims_container = document.getElementById('rims_container');
	var rims_count = document.getElementById('rims_count').value;
	var rim_new_count = rims_count;
		rim_new_count++;

	var first_element_html = first_element.innerHTML;
	var new_element = document.createElement('div');
		new_element.id = 'rim_'+rim_new_count;
		replace_word = "rim_"+rim_new_count;
		first_element_html = first_element_html.replace(/rim_1/gi, replace_word);
		new_element.innerHTML = first_element_html;

		var new_element2 = document.createElement('div');
		new_element2.id = 'rim_air_'+rim_new_count;
		new_element2.style.marginTop = "20px";
		new_element2.style.color = "#4D4D4D";
		new_element2.style.textAling = "center";
		new_element2.innerHTML = "-- "+rim_new_count+" --"

		rims_container.appendChild(new_element2);
		rims_container.appendChild(new_element);

		document.getElementById('rims_count').value = rim_new_count;

}

function wholesale_rem_rim(){
	var rims_container = document.getElementById('rims_container');
	var rims_count = document.getElementById('rims_count').value;
	var rim_new_count = rims_count;
		rim_new_count--;

		if(rims_count>1){
			var first_el_name = 'rim_'+rims_count;
			var sec_el_name = 'rim_air_'+rims_count;

			var first_elem = document.getElementById(first_el_name);
			var sec_elem = document.getElementById(sec_el_name);

			rims_container.removeChild(first_elem);
			rims_container.removeChild(sec_elem);

			document.getElementById('rims_count').value = rim_new_count;
		}
}