function subwindow(url)
{
windowleft = (screen.width - 400)/2;
windowtop = (screen.height - 400)/2;
newwindow=window.open(url,'windowb','toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,height=400,width=500,left='+windowleft+',top='+windowtop+'');

	if (window.focus) 
	{
	newwindow.focus()
	}
}


function subwindow2(url)
{
windowleft = (screen.width - 400)/2;
windowtop = (screen.height - 400)/2;
newwindow=window.open(url,'windowb','toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,height=350,width=580,left='+windowleft+',top='+windowtop+'');

	if (window.focus) 
	{
	newwindow.focus()
	}
}