To create website desktop shortcuts
1.Open Terminal.To open terminal click the Dash home from unity launcher.And type terminal in the search field.And click Terminal.
2.Type the below code in terminal and hit enter.
gnome-desktop-item-edit ~/Desktop/ --create-new
3.The create lancher window will pop-up,Type website name in the name field and type the browser name and the url in the command field. And click Ok button.