Show fewer random images

Replace images whose subjects are obscured by homepage search form's
position. Issue #27

public/assets/javascript/randomImg.js

@@ -1,13 +1,12 @@
-const imgCount = 6;
+const imgCount = 5;
 const dir = '/public/assets/img/';
 const randomCount = Math.round(Math.random() * (imgCount - 1)) + 1;
 const images = new Array;
     images[1] = { "img": "michael-browning-14090-unsplash-1024x683.jpg", "alt": "Men working in kitchen. Photo by Michael Browning on Unsplash."};
-    images[2] = { "img": "michael-browning-14092-unsplash-1024x683.jpg", "alt": "Person, table, night and mercantile establishment. Photo by Michael Browning on Unsplash."};
+    images[2] = { "img": "roman-arkhipov-123618-unsplash-1024x683.jpg", "alt": "Food cart in New York at night. Photo by Roman Arkhipov on Unsplash."};
     images[3] = { "img": "joanna-boj-17158-unsplash-1024x683.jpg", "alt": "Cook in a cafe. Photo by Joanna Boj on Unsplash."};
     images[4] = { "img": "making-waffles-cutting-them-into-pieces-picjumbo-com-1024x683.jpg", "alt": "Making waffles cutting them into pieces. Photo by picjumbo.com."};
-    images[5] = { "img": "clem-onojeghuo-97089-unsplash-1024x683.jpg", "alt": "Asian Street food: Letchworth Garden City, United Kingdom. Photo by Clem Onojeghuo on Unsplash."};
-    images[6] = { "img": "woman-holding-an-ice-cream-picjumbo-com-1024x683.jpg", "alt": "Woman holding an ice cream. Photo by picjumbo.com."};
+    images[5] = { "img": "woman-holding-an-ice-cream-picjumbo-com-1024x683.jpg", "alt": "Woman holding an ice cream. Photo by picjumbo.com."};
 
 const randomImg = dir + images[randomCount].img;
 const randomImgAlt = images[randomCount].alt;