function showdiv(divid,page)
{
	document.getElementById(divid).style.display = "block";	
}

function setarrow(arrid,get_page)
{
	if( arrid != get_page )	
	{	
		document.getElementById(arrid).style.visibility = "visible";	
	}
}

function hidearrow(arrid,get_page)
{		
	if( arrid != get_page )	
	{
		document.getElementById(arrid).style.visibility = "hidden";		
	}
}