function NewWindow(url,height,width)
{
	w=width;
	h=height;
	t=((screen.height/2)-(h/2))
	l=((screen.width/2)-(w/2))
	NewWin = open (url,'newwin',"scrollbars=1, resizable=1, statusbar=0,menubar=0,toolbar=0,width="+w+"+,height="+h+",left="+l+",top="+t)
	NewWin.focus()

}