var tmrLeftTab;
var leftTabTarget;
var leftTabUrl;

var leftTabHasMouse;


function leftTab_MouseEnter(szUrl, containerid) 
{
	
	// Start by clearing out any other open menus
	clearTimeout( tmrLeftTab );
	
	leftTabTarget = containerid;
	leftTabUrl = szUrl;

	
	tmrLeftTab = setTimeout( "handleShow();", 250 );
	
	
} /* menuShow */

function leftTab_MouseExit()
{
	
	// Start by clearing out any other open menus
	clearTimeout( tmrLeftTab );
	
} /* leftTab_MouseExit */

function handleShow()
{
	ajaxpage( leftTabUrl, leftTabTarget );	
}

function leftTab_DoPage( obj, szUrl, containerid)
{
		
	document.getElementById("selMain").innerHTML = '<center>&nbsp;</center>';
	document.getElementById("selCrossref").innerHTML = '<center>&nbsp;</center>';
	document.getElementById("selLiterature").innerHTML = '<center>&nbsp;</center>';
	document.getElementById("selValueAdded").innerHTML = '<center>&nbsp;</center>';
	
	document.getElementById(obj).innerHTML = '<center>&#149';	
	
	ajaxpage( szUrl, containerid );	
}