var active = "";
var f = 0;
function toggleBlock(d, i, src_off, src_on)
{
	
	if (f == 1 && document.getElementById('md2').style.display == "block"){
		func2();
	} else if (f == 2 && document.getElementById('md1').style.display == "block") {
		func1();
	}
	var e = document.getElementById(d);
	var img = document.getElementById(i);
	if (!e)return;
	if (e.style.display == "block"){
		e.style.display = "none";
		img.src = src_off;
	} else {
		e.style.display = "block";
		img.src = src_on;
	}
}
function func1(){
	f = 1;
	toggleBlock('md1','men1','images/bt-company-off.gif','images/bt-company.gif');
}
function func2(){
	f = 2;
	toggleBlock('md2','men2','images/bt-translators-off.gif','images/bt-translators.gif');
}

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 activate()
{
	if (pageId != ""){
		var mydiv = pageId.split("-")[0];
		switch (mydiv){
		case "md1":
			func1();
			break;
		case "md2":
			func2();
			break;
		case "md3":
			document.getElementById("md3").src = "images/bt-contact.gif";
			break;
		}
		if (pageId.split("-")[1] != "0"){
			document.getElementById(pageId).className = "on";
		}
	}
}