var nTotalPeriods=36, arrLength=new Array(0,13,4,3,8,3,5);  //const
	var nCurrPeriod=0;

	function getFlashMovieObject(movieName){
		if(window.document[movieName]) return window.document[movieName];
		if(navigator.appName.indexOf("Microsoft Internet")==-1){
			if(document.embeds && document.embeds[movieName]) return document.embeds[movieName]; 
		}
		else{
			return document.getElementById(movieName);
		}
	}

/*
top flash:
אולם אברהם = 1
אולם יצחק =2
right flash:
המדרגה השביעית = 3
שדה המערה = 4
מבט מהתל = 5
left flash:
אולם יעקב = 6
השער המערבי = 7
סוד המערה = 8
*/

	function fResetFlashButtons(bResetTop, bResetRight, bResetLeft){
		if(bResetTop) getFlashMovieObject("oFlashTop").SetVariable('reset_but', 1);
		if(bResetRight) getFlashMovieObject("oFlashRight").SetVariable('reset_but', 1);
		if(bResetLeft) getFlashMovieObject("oFlashLeft").SetVariable('reset_but', 1);
	}

	function fShowMovie(nMovieID){
		// the function that the flash calls. the flash sends values 1-8. this function finds the first id of this era 

		var nShowMovieID=nMovieID*1, sMovieName="";
		switch(nShowMovieID){
			case 0:
				sMovieName="General";
				break;
			case 1:
				sMovieName="AvrahamsHall";
				fResetFlashButtons(false, true, true);
				break;
			case 2:
				sMovieName="YitzhaksHall";
				fResetFlashButtons(false, true, true);
				break;
			case 3:
				sMovieName="TheSeventhStair";
				fResetFlashButtons(true, false, true);
				break;
			case 4:
				sMovieName="TheCaveField";
				fResetFlashButtons(true, false, true);
				break;
			case 5:
				sMovieName="TelHevron";
				fResetFlashButtons(true, false, true);
				break;
			case 6:
				sMovieName="YaakovsHall";
				fResetFlashButtons(true, true, false);
				break;
			case 7:
				sMovieName="TheWesternGate";
				fResetFlashButtons(true, true, false);
				break;
			case 8:
				sMovieName="TheCavesSecret";
				fResetFlashButtons(true, true, false);
				break;
		}

		var sHtmlObjectCode="";
		sHtmlObjectCode+='<object width="320" height="305" classid="CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6">';
		sHtmlObjectCode+='<param name="url" value="/english/videos/'+ sMovieName +'.wmv">';
		sHtmlObjectCode+='<param name="uimode" value="full"><param name="autostart" value="-1" ><param name="rate" value="1"><param name="balance" value="0">';
		sHtmlObjectCode+='<param name="currentPosition" value="-1"><param name="defaultFrame" value><param name="playCount" value="1"><param name="currentMarker" value="0">';
		sHtmlObjectCode+='<param name="invokeURLs" value="-1"><param name="baseURL" value><param name="volume" value="50"><param name="mute" value="0">';
		sHtmlObjectCode+='<param name="stretchToFit" value="0"><param name="windowlessVideo" value="0"><param name="enabled" value="-1"><param name="enableContextMenu" value="-1">';
		sHtmlObjectCode+='<param name="fullScreen" value="0"><param name="SAMIStyle" value><param name="SAMILang" value><param name="SAMIFilename" value>';
		sHtmlObjectCode+='<param name="captioningID" value><param name="enableErrorDialogs" value="0">';
		sHtmlObjectCode+='<embed width="320" height="305" src="/english/videos/'+ sMovieName +'.wmv" autostart="True" showcontrols="True" showstatusbar="True" showdisplay="True" autorewind="True"></embed> ';
		sHtmlObjectCode+='</object>';

		document.getElementById("oMovieContainerTD").innerHTML=sHtmlObjectCode +"<div class=\"clsSpacer\" style=\"width:320px;\"></div>";
	}

	window.onload=function(){fShowMovie(0);}