Update main.js
Update main.js

Fix for #20
EsriCanada/WCAG-BasicViewer,IssisMontilla/jsapi_template,Esri/Viewer,EsriCanada/WCAG-BasicViewer,Esri/Viewer,jfitzgerald79/Viewer,jfitzgerald79/Viewer,IssisMontilla/jsapi_template,Horiatu/Viewer,Horiatu/Viewer