var newwindow;

function fSmallWindow(url, SmallLarge)
{
 var width  = 300;
 var height = 200;
 if (SmallLarge == "L")
   height = 260;
 var left   = (screen.width  - width)/2;
 var top    = (screen.height - height)/2;
 var params = 'width='+width+', height='+height;
 params += ', top='+top+', left='+left;

	newwindow=window.open(url,'name',params);
}

function fEnLarge(url, PortLand)
{
 if (PortLand == "P")
 {  var width  = 575;
 		var height = 775;  }
 if (PortLand == "L")
 {  var width  = 575;
 		var height = 425;  }
 var left   = (screen.width  - width)/2;
 var top    = (screen.height - height)/2;
 var params = 'width='+width+', height='+height;
 params += ', top='+top+', left='+left;
 params += ',location=0';

	newwindow=window.open(url,'name',params);
	/* newwindow=window.open(url,'name',fullscreen=yes); */
}