It depends on what your friend wants as a theme in his living room. does he like country or modern? or does she like victorian style? here is a link: http://interiordec.about.com/od/stylesofdecor/Decorating_Styles_for_Home_Interiors.htm for some ideas on theme and color schemes.
You can find example of victorian styles at this website www.interior-design-it-yourself.com/victorian-interior-design.html it has many ideas and tips
I have researched your question and have come across an answer. I believe the best website to continue your search would be www.padstyle.com. They offer very good ideas and unique styles.
One can find some fresh ideas for colours by browsing the colour swatch display stand at any home or hardware store that sells paint. Better Homes and Gardens magazine also features a lot of decorating ideas and colour schemes.
The best place to find interior decorating ideas online, is a site called housetohome. This website is dedicated to providing ideas for all around the home. This includes the bathroom, living room and hallways.
a person who decorates a decorator provides ideas for making living spaces look appealing often called an "interior decorator" a decorator has knowledge about decorating styles, ( ie, modern, traditonal, victorian, contemprary etc. ) color combinations, furniture, etc.
The website www.home-designing.com/ has inspirational interior design ideas for the entire home. You can also visit www.hgtv.com for even more interior design ideas.
One can find a video about interior design ideas at Youtube,Houzz,Homestyler.
Great places to go for interior design ideas are hardware stores, for example, Home Depot. You might even be interested in looking into an actual interior designer for perfect ideas.
A great resource of interior design ideas are the magazines Style At Home and Interior Design. Other ideas can be found by watching television shows such as Candice Tells All or Design Star.
The publications of Space Coast Living, Home and Design, and Lonny magazines all offer delightful suggestions for interior decorating and design which includes living rooms. Country Sampler and HGTV also offer various ideas for home remodeling and DIY work.
Pedagogy is a teacher's ideas about teaching styles and learning styles.
There are many places online that offer interior decorating ideas. The Art Career Project offers a wide variety of ideas for interior decoration for those seeking to learn more.