//image effect
//set transparent when mouse over
function on(oj)
{
	var browser=navigator.appName;
	if (browser=="Netscape")
	{
		oj.style.opacity=0.5;
	}else
	{
		oj.filters.alpha.opacity=50;
	}
}
//restore the original image
function off(oj,i)
{
	i = i + 0.05;	
	command = "setTimeout(\"getclear(\'"+oj.id+"\',"+i+")\",30)";
	eval(command);

}

function getclear(ojname,i)
{	
	var oj=document.getElementById(ojname)
	var browser=navigator.appName;
	if (browser=="Netscape")
	{
		oj.style.opacity=i;
	}else
	{
		oj.filters.alpha.opacity=i*100;
	}
	if (i<1)
	{
		off(oj,i);
	}	
	
}