var currentId = "";
function setImg(oId, img)
{
	var myAllImgs = new Array("avcon-logo.gif","honeywell-logo.gif","georgfischer-logo.gif");
	for(j=0;j<3;j++)
	{
		if(document.getElementById('sharp'+j))
			document.getElementById('sharp'+j).style.background =  "url('images/"+myAllImgs[j]+"')";
	}
	document.getElementById(oId).style.background = "url('images/"+img+"')";
	currentId = oId;
}