CookieDecorating.com - Icing Recipes
Six different icing recipes you can use to decorate cookies. These include Royal, Run Sugar, Butter cream, Egg Wash Glaze, Thinned Cookie Dough and Chocolate Coating. 

Christmas-Cookies.com Icing/Glaze Recipes
Eight different icing, frosting and glaze recipes you can use to decorate cookies. These include Browned Butter Frosting, Butter cream Frosting, Chocolate Glaze, Lime Icing, Pineapple Cookies, Powdered Sugar Icing I, Powdered Sugar Icing II and Royal Icing . 

All Recipes.com Cookie Frostings
A great collection of cookie frostings and paints you can make at home. Complete with user reviews to let you know more about the recipes after they've been tried by others.