aktiv		= false;
tmp			= "";
browserName	= navigator.appName;

function bigImgOn(id)
	{
	smallImg	= document.getElementById("smallImg_"+id);
	bigDiv		= document.getElementById("bigDiv_"+id);
	bigImg		= document.getElementById("bigImg_"+id);

	if(aktiv == true)
		{
		document.getElementById(tmp).style.display = "none";
		aktiv = false;
		}

	if(browserName == "Microsoft Internet Explorer")
		{
		goLeft = smallImg.width + 5;
		bigDiv.style.marginLeft	= "-"+goLeft+"px";
		}
	else
		{
		bigDiv.style.marginTop	= "-"+smallImg.height+"px";
		}
		
	bigDiv.style.height		= bigImg.height;
	bigDiv.style.width		= bigImg.width;
	bigDiv.style.display 	= "block";

	aktiv	= true;
	tmp		= "bigDiv_"+id;
	}

function bigImgOff(id)
	{
	document.getElementById("bigDiv_"+id).style.display = "none";
	}