function hideTab(tabId, pageId)
	 {
	    var tabHeader = document.getElementById(tabId+'Header');
		var tabSubHeader = document.getElementById(tabId+'SubHeader');
		var page = document.getElementById(pageId);
		   tabHeader.style.color='#999';
		   tabSubHeader.style.color='#999';
		   page.style.display='none';
	 }
	 
	 function showTab(tabId, pageId)
	 {
	    var tabHeader = document.getElementById(tabId+'Header');
		var tabSubHeader = document.getElementById(tabId+'SubHeader');
		var page = document.getElementById(pageId);
		   tabHeader.style.color='#4777BF';
		   tabSubHeader.style.color='#b44800';
		   page.style.display='block';
	 }
	 
	 function getTabView(tabId, pageId, lastTabId, lastPageId)
	 {
	    hideTab(lastTabId, lastPageId);
		showTab(tabId, pageId);
	 }