_xjs=xjs();
if (_xjs==1) preloadImages();

function brw()
{
	x=0;
	if (navigator.appName.substring(0,8)=="Netscape")  x=1;
	if (navigator.appName.substring(0,9)=="Microsoft") x=0;
	if (navigator.appName.substring(0,9)=="Opera") x=0;
	return x;
}

function xjs()
{
	x=0;
	if (navigator.appName.substring(0,8)=="Netscape"  && parseInt(navigator.appVersion)>=3) x=1;
	if (navigator.appName.substring(0,9)=="Microsoft" && parseInt(navigator.appVersion)>=4) x=1;
	if (navigator.appName.substring(0,9)=="Opera" && parseInt(navigator.appVersion)>=4) x=1;
	return x;
}

function preloadImages()
{
	m01=new Image; m01.src="img/ngm_public_relations.gif"; m01_=new Image; m01_.src="img/ngm_public_relations1.gif";
	m02=new Image; m02.src="img/ngm_marketing.gif"; m02_=new Image; m02_.src="img/ngm_marketing1.gif";
	m03=new Image; m03.src="img/ngm_technologie.gif"; m03_=new Image; m03_.src="img/ngm_technologie1.gif";

}

function swapImage(t, id)
{
	if (_xjs==1)
	{
		if (t==1) s=eval(id+'_.src');
		if (t==0) s=eval(id+'.src');
		document [id+'i'].src=s;
	}
}
function showTresc(ID)
        {
        for(i=1; i<4; i++)
                {
                trescDiv = document.getElementById('tresc'+i);
                if(i != ID) trescDiv.className = 'dispnone';
                else if(trescDiv.className == 'dispnone') trescDiv.className = 'dispinline';
                else trescDiv.className = 'dispnone';
                }
        }