var bPageLoaded=false;
			
function onPageLoad()
{
	bPageLoaded=true;
}

function onMenuOver(strOption)
{	
	if(!bPageLoaded || strOption == strCurrentPage)
		return;
	
	(document.getElementById("menu_"+strOption)).style.backgroundImage="url(images/"+strOption+"_on.gif)";
}

function onMenuOut(strOption)
{
	if(!bPageLoaded || strOption == strCurrentPage)
		return;
		
	(document.getElementById("menu_"+strOption)).style.backgroundImage="url(images/"+strOption+"_off.gif)";
}