Please help me

i have problem in yii framework, i am doing web project and know i am totally confuse at a point , i have no idea how to use image on web page, how to use extensions, please help me ,i need some point to start,i have read the documentation of yii but cannot understand how to use all these things…

To display and image just use the CHtml::image() method passing the image src as the first argument. For using extensions there is a whole section in the Yii Guide.