// JavaScript Document
var services = {};

function showHide(shID) {

    if (document.getElementById(shID)) {
        if (document.getElementById(shID+'-show').style.display != 'none') {
            document.getElementById(shID+'-show').style.display = 'none';
            document.getElementById(shID).style.display = 'block';
        }
        else {
            document.getElementById(shID+'-show').style.display = 'inline';
            document.getElementById(shID).style.display = 'none';
        }
    }
}

function elemOn(elem_id){
	if(document.getElementById(elem_id))
		document.getElementById(elem_id).style.display = "block";
}
function elemOff(elem_id){
	if(document.getElementById(elem_id))
		document.getElementById(elem_id).style.display = "none";
}
function showOne(elem_id){
	for( var i = 1; i <= 5; i++ )
		elemOff( 'div'+i );
	elemOn( elem_id );
}
function showeOne(elem_id){
	for( var i = 1; i <= 3; i++ )
		elemOff( 'div'+i );
	elemOn( elem_id );
}
lastone='empty'; 
function showIt(lyr) 
{ 
	if (lastone!='empty') lastone.style.display='none'; 
	lastone=document.getElementById(lyr); 
	lastone.style.display='block';
}