this.ie = document.all ? 1 : 0
this.ns4 = document.layers ? 1 : 0
this.dom = document.getElementById ? 1 : 0
this.gecko = this.navigator.userAgent.indexOf("Gecko")!=-1 ? 1 : 0

function show(item)
{
	if (this.ie || this.gecko)
	{
		document.getElementById(item).style.visibility = "visible"
	}
	else
	{
		document.getElementById(item).container.style.visibility = "visible"
	}
}

function hide(item)
{
	if (this.ie || this.gecko)
	{
		document.getElementById(item).style.visibility = "hidden"
	}
	else
	{
		document.getElementById(item).container.style.visibility = "hidden"
	}
}