function trafficshowDiv(incDiv,swapButtons){
	//appear element
	selectedDiv = incDiv + "graphdiv";
	jQuery('#' + selectedDiv).show();
	d = document;
	if (swapButtons){
		selectIntLink = selectedDiv + "-min";
		textlink = d.getElementById(selectIntLink);
		textlink.style.display = "inline";

		selectIntLink = selectedDiv + "-open";
		textlink = d.getElementById(selectIntLink);
		textlink.style.display = "none";
	}
	document.iform["shown[" + incDiv + "]"].value = "show";
}

function  trafficminimizeDiv(incDiv,swapButtons){
	//fade element
	selectedDiv = incDiv + "graphdiv";
	jQuery('#' + selectedDiv).hide();
	d = document;
	if (swapButtons){
		selectIntLink = selectedDiv + "-open";
		textlink = d.getElementById(selectIntLink);
		textlink.style.display = "inline";

		selectIntLink = selectedDiv + "-min";
		textlink = d.getElementById(selectIntLink);
		textlink.style.display = "none";
	}
	document.iform["shown[" + incDiv + "]"].value = "hide";
}
