var MS,NS,OP,MOZ;

function getMargin ()
{
	var marginPx;
	var margin = "";
		
	OP = window.opera?true:false; 		
	MOZ = (document.getElementById?true:false) && !OP;
	MS = (document.all?true:false) && !OP;

	NS = !(OP || MOZ || MS);	
	
	marginPx = (MS || MOZ)?"0px;":"-8px;";

	if (!(MS || MOZ))
	{
		margin = "style=\"margin-left:" + marginPx + "margin-top:" + marginPx + "\"";
	}
	else
	{
		margin = "topmargin=0 leftmargin=0";
	}
	
	return margin;
}

function confirmAction(Was,Wo)
{
	check = confirm(Was);
	if (check==true)
	{
		self.location.replace(Wo);
	}
}

function changeImg(changeImgName, newFileName)
{
	window.document[changeImgName].src = newFileName;
}