function openCenter(url,winname,swidth,sheight,option)
{

	var sx=screen.availWidth/2-swidth/2;

	var sy=screen.availHeight/2-sheight/2;

	var obj
	if(option==null) option = "";

	obj = open(url,winname, "width="+swidth+" ,height="+sheight+",top="+sy+",left="+sx+","+option);
	
	return obj

}


function FFWindowOpen(align,url,winname,swidth,sheight,option)
{

openCenter(url,winname,swidth,sheight,option);

}



function goJoin()
{

    FFWindowOpen(5, "Register/", "register", 700, 680,"scrollbars=yes");

}