////////////////////
// EXPANDING MENU //
////////////////////
/*
    Written by Raymond Dowe
    March 17, 2009
*/



/////////////////
//  VARIABLES  //
/////////////////
var triggers = new Array;
var expansions = new Array;



///////////////////
//  CONSTRUCTOR  //
///////////////////
function expanding_menu(trigger_div_ids, expansion_div_ids)
{
	triggers = trigger_div_ids;
	expansions = expansion_div_ids;
	
	for (var i = 0; i < triggers.length; i++)
	{
		hide_panel(i);
	}
}



///////////////////////
//  HIDE ALL PANELS  //
///////////////////////
function hide_all_panels()
{
    for (var i = 0; i < expansions.length; i++)
    {
        hide_panel(i);
    }
}



//////////////////
//  HIDE PANEL  //
//////////////////
function hide_panel(index)
{
    var thispanel = document.getElementById(expansions[index]);
    thispanel.style.display = "none";
}



//////////////////
//  SHOW PANEL  //
//////////////////
function show_panel(index)
{
    for (var i = 0; i < expansions.length; i++)
    {
        if (i != index)
        {
            hide_panel(i);
        }
    }
    
    var thispanel = document.getElementById(expansions[index]);
    thispanel.style.display = "block";
}