function change(id, newClass) {
var identity=document.getElementById(id);
identity.className=newClass;
}
function change1() {
	change('list1', 'selected');
	change('list2', 'not-selected');
	change('list3', 'not-selected');
	change('list4', 'not-selected');
	change('list5', 'not-selected');
}
function change2() {
	change('list1', 'notselected');
	change('list2', 'selected');
	change('list3', 'not-selected');
	change('list4', 'not-selected');
	change('list5', 'not-selected');
}
function change3() {
	change('list1', 'notselected');
	change('list2', 'not-selected');
	change('list3', 'selected');
	change('list4', 'not-selected');
	change('list5', 'not-selected');
}
function change4() {
	change('list1', 'notselected');
	change('list2', 'not-selected');
	change('list3', 'not-selected');
	change('list4', 'selected');
	change('list5', 'not-selected');
}
function change5() {
	change('list1', 'notselected');
	change('list2', 'not-selected');
	change('list3', 'not-selected');
	change('list4', 'not-selected');
	change('list5', 'selected');
}
function tabSwap1() { 
	if (document.getElementById('k5')) {
	showLayer('k5');
	hideLayer('k10'); 
	hideLayer('k15');
	hideLayer('k20'); 
	hideLayer('k50'); 
	}
}
function tabSwap2() { 
	if (document.getElementById('k10')) {
	showLayer('k10');
	hideLayer('k5'); 
	hideLayer('k15');
	hideLayer('k20'); 
	hideLayer('k50'); 
	}
}
function tabSwap3() { 
	if (document.getElementById('k15')) {
	showLayer('k15');
	hideLayer('k10'); 
	hideLayer('k5');
	hideLayer('k20'); 
	hideLayer('k50');
	}
}
function tabSwap4() { 
	if (document.getElementById('k20')) {
	showLayer('k20');
	hideLayer('k10'); 
	hideLayer('k15');
	hideLayer('k5'); 
	hideLayer('k50'); 
	}
}
function tabSwap5() { 
	if (document.getElementById('k50')) {
	showLayer('k50');
	hideLayer('k10'); 
	hideLayer('k15');
	hideLayer('k20'); 
	hideLayer('k5'); 
	}
}
// Show Layer only
function showLayer(whichLayer)
{
	if (document.getElementById)
	{
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "block":"block";
	}
	else if (document.all)
	{
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "block":"block";
	}
	else if (document.layers)
	{
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "block":"block";
	}
}
// Hide Layer only
function hideLayer(whichLayer)
{
	if (document.getElementById)
	{
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "none":"none";
	}
	else if (document.all)
	{
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "none":"none";
	}
	else if (document.layers)
	{
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "none":"none";
	}
}