We call splash page as introduction page. In some website, there are splash page. Always splash page is not required because it kills time. Visitor should wait if there is higher loading time due to splash page. In earlier days splash page were used for surprise. It is better to make simple navigation. Flash also kills time. Creates unwanted pressure to eye. Creates confusion. It is better to use RGB color code. This will not create extra load to page. Color code is natural. CSS is best for styling. It is easy and editable. HTML pages are easily detectable by search engine. Scripting is time consuming. Sound file is not encouraged for designing.