var bitrateset;


function movieChange(spl,bitrateset) {
	getMovieName("video_set").splitSet(spl,bitrateset); 
}

function movieAll(vn) {
	getMovieName("video_set").allSet(vn); 
}

function getMovieName(movieName) {
    if (navigator.appName.indexOf("Microsoft") != -1) {
        return window[movieName]
   }
   else {
       return document[movieName]
   }
}



function rateview(ratevalue){
	bitrateset=ratevalue;
	
if(bitrateset=='512k'){
	document.getElementById('bbTabSet').style.display = 'block';
	document.getElementById('nbTabSet').style.display = 'none';
	document.getElementById('videoNaviBt512k').style.visibility = 'visible';
	document.getElementById('videoNaviBt300k').style.visibility = 'hidden';
}

else if(bitrateset=='300k'){
	document.getElementById('bbTabSet').style.display = 'none';
	document.getElementById('nbTabSet').style.display = 'block';
	document.getElementById('videoNaviBt512k').style.visibility = 'hidden';
	document.getElementById('videoNaviBt300k').style.visibility = 'visible';

}

}

//=====dw swapimage======//

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//=====preloadimages

function preloadImages(){ 
btnimages = new Array();
for (var i=0; i < 14 ; i++) {
btnimages[i] = new Image();
	}
btnimages[0].src = "images/vnavi_trailer_title300k.gif";
btnimages[1].src = "images/vnavi_basic_title300k.gif";
btnimages[2].src = "images/vnavi_practical_title300k.gif";
btnimages[3].src = "images/vnavi_basic_subtitle300k.gif";
btnimages[4].src = "images/vnavi_practical_subtitle300k.gif";
btnimages[5].src = "images/broadband_off_bt.gif";
btnimages[6].src = "images/narrowband_on_bt.gif";
btnimages[7].src = "images/vnavi_trailer_title.gif";
btnimages[8].src = "images/vnavi_basic_title.gif";
btnimages[9].src = "images/vnavi_practical_title.gif";
btnimages[10].src = "images/vnavi_basic_subtitle.gif";
btnimages[11].src = "images/vnavi_practical_subtitle.gif";
btnimages[12].src = "images/broadband_on_bt.gif";
btnimages[13].src = "images/narrowband_off_bt.gif";

}


if(window.addEventListener) {
	window.addEventListener("load", preloadImages, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", preloadImages);
}