// components for layer handling 

Setup()

// setup for IE / NS
function Setup() {
		if (document.all) {
		dynS = ""
		dynE = ".style"
		ie = true; ns = false
		}
		
		if (document.layers) {
		dynS = "document."
		dynE = ""
		ns = true; ie = false
		}		
 }
	
// the toggle Layer function
function toggleLayer(id) {
	var el = eval(dynS + id + dynE)

	if (el.visibility == "hidden") { el.visibility = "visible" }
	else if (el.visibility == "visible") { el.visibility = "hidden" }
	
	if (el.visibility == "hide") { el.visibility = "show" }
	else if (el.visibility == "show") { el.visibility = "hide" }
}

// the swap Class function
function swapClass(id, newclass) {
	el = eval(dynS + id)
	el.className = newclass
}