function showDealer(whichLayer) {
	if (document.getElementById)	{
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "":"block";
	} 	else if (document.all)	{
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "":"block";
	}	else if (document.layers)	{
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
}