// JavaScript Document

function address_toggle(button, address)
{
    var button_plus_src = "http://www.ecoperformance.nl/images/plus.gif";
    var button_minus_src = "http://www.ecoperformance.nl/images/minus.gif";
    
    if(document.getElementById(address).style.display=="none")
		{
		  document.getElementById(address).style.display="block";
			document[button].src=button_minus_src;
		}
    else
		{
		 	document.getElementById(address).style.display="none";
			document[button].src=button_plus_src;
		}
}

function staff_toggle(){
    var button_plus_src = "http://www.ecoperformance.nl/images/plus.gif";
    var button_minus_src = "http://www.ecoperformance.nl/images/minus.gif";
    
    if(document.getElementById('staff_div').style.display=="none")
		{
		  document.getElementById('staff_div').style.display="block";
			document['staff'].src=button_minus_src;
		}
    else
		{
		 	document.getElementById('staff_div').style.display="none";
			document['staff'].src=button_plus_src;
		}
}