function Init(){

	var startMedia = eval('document.getElementById("'+indexMedia+'")');
	if(startMedia){
		changeMedia(indexMedia, jsThumbIndex);
		writeGroupNavToScreen();
	}else if(indexMedia>-1){
		writeMediaToScreen();
	}
}

function changeMedia(id, totalPicIndex){
	unMarkMedia(indexMedia)
	indexMedia = id;
	jsThumbIndex = totalPicIndex;
	markMedia(id);
	writeMediaToScreen();
	if(document.getElementById('BpNavHolder')){
		changeDot(indexMedia);
	}
}

function markMedia(id){
	if(document.getElementById(id)){
		document.getElementById(id).className='MarkedThumb';
	}
}

function unMarkMedia(id){
	if(document.getElementById(id)){
		document.getElementById(id).className='Thumb';
	}
}
		
function nextMedia(url){
	if((indexMedia)==nrOfPics){
		if(jsThumbIndex==jsTotalIndexNumberOfPics){
			alert('Detta var sista bilden i vald bildserie');
		}else{
			window.location=url;
		}
	}else{
		eval('unMarkMedia("'+indexMedia+'")');
		indexMedia++;
		jsThumbIndex++;
		eval('markMedia("'+indexMedia+'")');
		writeMediaToScreen();
		if(document.getElementById('BpNavHolder')){
			changeDot(indexMedia);
		}
	}
}

function previousMedia(url){
	if((indexMedia)==0){
		if(jsThumbIndex==0){
			alert('Detta är första bilden i vald bildserie');
		}else{
			window.location=url;
		}
	}else{
		eval('unMarkMedia("'+indexMedia+'")');
		indexMedia--;
		jsThumbIndex--;
		eval('markMedia("'+indexMedia+'")');
		writeMediaToScreen();
		if(document.getElementById('BpNavHolder')){
			changeDot(indexMedia);
		}
	}
}

function writeMediaToScreen(){
	var haveqt = false;
	
	if(document.getElementById('mediaNameHolder')){
		document.getElementById('mediaNameHolder').innerHTML = mediaNameArray[indexMedia];
	}
	if(document.getElementById('mediaHolder')){
		if(mediaTypArray[indexMedia]==0 || mediaTypArray[indexMedia]==3){
			document.getElementById('mediaHolder').innerHTML = '<img src="'+mediaUrlArray[indexMedia]+'" border=1>'
		}
		else if(mediaTypArray[indexMedia]==1){
			if(checkExt(mediaUrlArray[indexMedia],'.ivr')){
				document.getElementById('mediaHolder').innerHTML = '<applet archive="http://pics.objektdata.se/pic/panoapplet2005.jar" code="panoapplet" width=400 height=350 id="Applet1" VIEWASTEXT><param name="file" value="'+mediaUrlArray[indexMedia]+'"><param name="autospin" value="-80"><param name="initialView" value="0,180,50"><param name="minZOOMAngle" value="60"><param name="infoPage" value="http://www.360texas.com/help.htm"></applet>';
			}
			else if(checkExt(mediaUrlArray[indexMedia],'.mov')){
				document.getElementById('mediaHolder').innerHTML = '<object width="520" height="350" classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab"><param name="src" value="'+mediaUrlArray[indexMedia]+'"><param name="autoplay" value="true"><param name="controller" value="true"><embed SRC="'+mediaUrlArray[indexMedia]+'" autostart="true" TYPE="video/quicktime" width="520" height="350" loop="true" pluginspage="http://www.apple.com/quicktime/download/" controller="true" id="movieVr" name="movieVr"></embed></object>'
			}
		}
	}
	if(document.getElementById('BpNavHolder')){
		document.getElementById('BpNavHolder').innerHTML=bluePrintNavStr;
		if(document.getElementById('BpGroupNavHolder')){
			document.getElementById('BpGroupNavHolder').innerHTML=BpGroupNav;
		}
	}
	if(document.getElementById('linearNavHolder')){
		document.getElementById('linearNavHolder').innerHTML=jsLinearNavStr;
	}
}

function writeGroupNavToScreen(){
	if(document.getElementById('groupNavHolder')){
		document.getElementById('groupNavHolder').innerHTML=jsGroupNavStr;
	}
}

function checkExt(url,ext){
	if(url.indexOf(ext)>0)
		return true;
	else
		return false;
}

function changeDot(indexMedia){
	for(i=0;i<spotArray.length;i++){
		if(mediaGidArray[indexMedia]==spotArray[i]){
			//Starta Blinkning
			document.getElementById(spotArray[i]).src='http://pics.objektdata.se/MediaPresentation/spot_Active.gif'
		}else{
			//Släck Blinkning
			document.getElementById(spotArray[i]).src='http://pics.objektdata.se/MediaPresentation/spot_InActive.gif'
		}
	}
}