VirusTotal - s1a1-7.ra - 0/43
http://www.virustotal.com/file-scan/report.html?id=5ca95ed7bcd30ff1caed8929d339d408ba8cfcc18c14e8cf51cfdc4bfe9c7da8-1311115285

if you right click the avast tray icon and “show last pop-up” then click the pin in top right corner so it stays on the screen

Take a sceenshot and post it here