Such dir noch den (HTML)"Player" dann sollte es funktionieren
Player: (Nicht getestet/muss angepasst werden)
PHP Code:
<div id="unityPlayer"><embed src="http://criticalstrikeportable.com/game/critical_strike_portable.unity3d" type="application/vnd.unity" width="950" height="600" firstframecallback="UnityObject2.instances[0].firstFrameCallback();" enabledebugging="0" logoimage="logo.png" disablecontextmenu="true" style="display: block; width: 950px; height: 600px;" title="Unity Player"></div>