function popup(pagename,windowname,width,height,left,top,scroll) {

	var popup = window.open(pagename,windowname,"toolbar=no,directories=no,location=no,scrollbars="+scroll+",status=no,menubar=no,resizeable=no,width="+width+",height="+height+",left="+left+",top="+top);

    popup.focus();

}