function popup(url,name,width,height,scrolls)
{
	var extra='';
	if(scrolls==true)	{
	extra='scrollbars=yes';

	}
		else if(scrolls==false)	{extra='scrollbars=no';}
	
	if(width && height) {extra+=',width='+width+',height='+height;}
	extra+=',resizable';

	var win=window.open('',name,extra);

	win.focus();
	win.location.replace(url);

}

function openandclose(mylink, closeme, closeonly)
{	
if (win.opener == null) win.opener = self;
if (! (window.focus && window.opener))return true;window.opener.focus();
if (! closeonly)window.opener.location.href=mylink.href;
if (closeme)window.close();return false;
}

function doDoc(s) 
{ window.helpmeWin=window.open("http://www.streetdata.com.au/doc-sd/show.php/"+s,"HelpME", "width=350,height=500,status=no,scrollbars=yes,menu=yes,resizable=no");
 window.setTimeout('window.helpmeWin.focus();',500);
 }


//change images script
function change(name,pic){	if (document.images) { document.images[name].src=pic} return true;}