function openNewWindow(url,name,windowWidth,windowHeight){
	myleft=((screen.width)?(screen.width-windowWidth)/2:100);
	myleft=10;
	mytop=(screen.height)?(screen.height-windowHeight)/2:100;
	mytop=280;
	properties = "width="+windowWidth+",height="+windowHeight+",noresize,scrollbars=no,top="+mytop+",left="+myleft;
	focusWindow = window.open(url,name,properties);
	focusWindow.focus();
}