//--wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww
// Produced by DoubleYou, May 2002
// www.doubleyou.com
// barcelona@doubleyou.com
//wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww-->









		
var sx = 750;
var sy = 550;


function openChallenge(){
		
		var posx=(screen.width/2)-(sx/2+15);
		var posy=(screen.height/2)-sy/2-20;
		if (document.layers) { posx-=4; posy-=20; }

		sonarchallenge = window.open ("http://moose.he.net/~sonarr/sonarchallenge.html", "sonarchallenge", "resizable=1,scrollbars=0,status=0,location=no,toolbar=no,menubar=no,width="+sx+",height="+sy+",screenX="+posx+",screenY="+posy+",left="+posx+",top="+posy);
}