/********************************************
Function:	Openen van een pop-up scherm
*********************************************/
function NewWindow(mypage, myname, w, h, scroll) 
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	if ((scroll == 'yes') || (scroll == 'true') || (scroll == 'auto'))
	{
		winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable=yes';
	}
	else
	{
		winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable="no"';
	}
	//alert(winprops);
	win = window.open(mypage, myname, winprops);
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}