var newWinL21
    function new_window(a)    {
    	if (newWinL21 != null)
    		newWinL21.close();
    	newWinL21 = window.open(a, "_blank", "toolbar=1,location=1,directories=1,status=1,menubar=1," +
		"scrollbars=1,resizable=1,width=1000,height=740,top=20,left=20")
    	newWinL21.focus();
    	return newWinL21;
	};

    function new_description(a)
    {
        return window.open(a,"_blank","toolbar=1,location=0,directories=0,status=1,menubar=1," +
        "scrollbars=1,resizable=1,width=850,height=600,top=20,left=20")};

    function window_foto(a)
    {
        return window.open(a,"_blank","toolbar=0,location=0,directories=0,status=1,menubar=0," +
        "scrollbars=1,resizable=1,width=800,height=620,top=20,left=20")};

	var newWin2L21
	function new_window2(a) {
		if (newWin2L21 != null)
			newWin2L21.close();
		newWin2L21 = window.open(a, "_blank", "toolbar=1,location=1,directories=1,status=1,menubar=1," +
		"scrollbars=1,resizable=1,width=1000,height=740,top=40,left=40")
		newWin2L21.focus();
		return newWin2L21;
	};

	var newWinHelpL21
	function new_helpWindow(a) {
		if (newWinHelpL21 != null)
			newWinHelpL21.close();
		newWinHelpL21 = window.open(a, "_blank", "toolbar=1,location=1,directories=1,status=1,menubar=1," +
		"scrollbars=1,resizable=1,width=800,height=740,top=20,left=20")
		newWinHelpL21.focus();
		return newWinHelpL21;
	};