var OpenMapWindow = null;
function OpenMap(mypage,myname,w,h,pos,infocus){
if (pos == 'random')
{
	LeftPosition = (screen.width)?Math.floor(Math.random()*(screen.width-w)):100;
	TopPosition = (screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;
}
else
{
	LeftPosition = (screen.width)?(screen.width-w)/2:100;
	TopPosition = (screen.height)?(screen.height-h)/2:100;
	}
	settings = 'width='+ w + ',height='+ h + ',top=' + TopPosition + ',left=' + LeftPosition + ',scrollbars=yes,location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
	OpenMapWindow = window.open('',myname,settings);
	
	if(infocus == 'front')
	{
		OpenMapWindow.focus();
		OpenMapWindow.location = mypage;
	}
	if(infocus == 'back')
	{
	OpenMapWindow.blur();
	OpenMapWindow.location = mypage;
	OpenMapWindow.blur();
	}
}