To play YouTube video on your web page, do the following:
<iframe width="420" height="345" src="https://www.youtube.com/embed/frT4kN4gxAs"> </iframe>
iframe youtube parameters
autohide 
        value 0: The player controls are always visible 
        Value 1: The player controls hides automatically when the video plays. 
        Value 2 (default): If the player has 16:9 or 4:3 ratio, same as 1, otherwise same as 0.
Syntax: <iframe src="http://www.youtube.com/embed/XGSy3_Czz8k?autohide=1"> </iframe>
autoplay 
        Value 0 (default): The video will not play automatically when the player loads. 
        Value 1: The video will play automatically when the player loads.
Syntax: <iframe src="http://www.youtube.com/embed/XGSy3_Czz8k?autoplay=1"> </iframe>
controls 
        Value 0: Player controls does not display. The video loads immediately. 
        Value 1 (default): Player controls display. The video loads immediately. 
        Value 2: Player controls display, but the video does not load before the user initiates playback.
Syntax: <iframe src="http://www.youtube.com/embed/XGSy3_Czz8k?controls=2"> </iframe>
loop 
        Value 0 (default): The video will play only once. 
        Value 1: The video will loop (forever).
Syntax: <iframe src="http://www.youtube.com/embed/XGSy3_Czz8k?loop=1"> </iframe>
playlist 
        A comma separated list of videos to play (in addition to the original URL).
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