/************************************************************************
	JavaScript Document // Master
	CameraShai
	Created by Salt Design - http://www.saltdesign.org.uk
	
	1 - SCROLLER CONTOLS
	
************************************************************************/





/************************************************************************
	1 - SCROLLER CONTROLS
************************************************************************/

var scroller_timer;

function DoScrollerNav (div_name,min_height)
{
	if (document.getElementById(div_name).scrollHeight > min_height)
		ShowDiv ('scroller_nav')
	else
		HideDiv ('scroller_nav')	
}

function move_up(div_name) 
{
   document.getElementById(div_name).scrollTop -= 30;
   scroller_timer = setTimeout('move_up(\''+div_name+'\')',100);

}

function move_down(div_name) 
{
   document.getElementById(div_name).scrollTop += 30;
   scroller_timer = setTimeout('move_down(\''+div_name+'\')', 100);   
}



function buttonup ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "up.src" );
    }
}

function buttonover ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "over.src" );
    }
}