load stack js libs

function $_(element) { return document.querySelector(element) }

let stack = [
	'/js/autocomplete/jquery-1.12.4.js',
	'/js/autocomplete/jquery-ui.js',
	'/js/autocomplete/loadcss.js',

]


loadAutoComplete(stack)

document.addEventListener('ui-styles', () => {
	goJq(); // jquery autocomplete
	calcDelivery();
})

function loadAutoComplete(stack) {

	if(stack.length > 0) {

		let nextLib = stack.shift();
			
		let scripts = $_('.scripts-area');
		let tag = document.createElement('script');
			tag.src = nextLib;
			scripts.appendChild(tag)

			tag.onload = () => loadAutoComplete(stack)

	} else {
		let uiStyles = loadCSS('/js/autocomplete/jquery-ui.css');
		onloadCSS(uiStyles, () => {
			let event = new Event('ui-styles');
			document.dispatchEvent(event);
		})
	}


}