//these two functions are for the CSS layer switch.
//they show or hide the layer.


function showMenu(id) {
		document.getElementById(id).style.visibility = "visible"
}

function hideMenu(id) {
		document.getElementById(id).style.visibility = "hidden"
}


//this function changes the class of an object.
//they show or hide the layer.

function change(id, newClass) {
	identity=document.getElementById(id);
	identity.className=newClass;
}

//this function resets all the values back to the default.

function resetAll() {
hideMenu('client2005');
hideMenu('client2003');
hideMenu('client2001');
hideMenu('client1999');
hideMenu('client1997');
hideMenu('client1995');
change('client1', 'noview')
change('client2', 'noview')
change('client3', 'noview')
change('client4', 'noview')
change('client5', 'noview')
change('client6', 'noview')
}