// JavaScript Document
var currentPanel;
function showPanel(panelNum){
	//hide visible panel, show selected panel, set tab
    if (currentPanel != null) {
		hidePanel(currentPanel);
	}
	document.getElementById('panel'+panelNum).style.visibility = 'visible';
	currentPanel = panelNum;
	document.getElementById('panelselectA').value = panelNum; // Save  panel in currency change menu
	setState(panelNum);
}
function hidePanel(panelNum){
	//hide visible panel, unhilite tab
	document.getElementById('panel'+panelNum).style.visibility = 'hidden';
	document.getElementById('tab'+panelNum).style.backgroundColor = '#ffffff';
	document.getElementById('tab'+panelNum).style.color = 'navy';
}
function setState(tabNum){
	if(tabNum==currentPanel){
		document.getElementById('tab'+tabNum).style.backgroundColor = '#ddddff';
		document.getElementById('tab'+tabNum).style.color = 'red';
	}else{
		document.getElementById('tab'+tabNum).style.backgroundColor = '#ffffff';
		document.getElementById('tab'+tabNum).style.color = 'navy';
	}
}
function hover(tab){
	tab.style.backgroundColor = 'ddddff';
}