m2_on   = new Image(); m2_on.src   = "images/medimix2_menu_on_02.gif";
 m2_off  = new Image(); m2_off.src  = "images/medimix2_menu_02.gif";
 m4_on   = new Image(); m4_on.src   = "images/medimix2_menu_on_04.gif";
 m4_off  = new Image(); m4_off.src  = "images/medimix2_menu_04.gif";
 m6_on   = new Image(); m6_on.src   = "images/medimix2_menu_on_06.gif";
 m6_off  = new Image(); m6_off.src  = "images/medimix2_menu_06.gif";
 m8_on   = new Image(); m8_on.src   = "images/medimix2_menu_on_08.gif";
 m8_off  = new Image(); m8_off.src  = "images/medimix2_menu_08.gif";
 m10_on  = new Image(); m10_on.src  = "images/medimix2_menu_on_10.gif";
 m10_off = new Image(); m10_off.src = "images/medimix2_menu_10.gif";
 m12_on  = new Image(); m12_on.src  = "images/medimix2_menu_on_12.gif";
 m12_off = new Image(); m12_off.src = "images/medimix2_menu_12.gif";
 m14_on  = new Image(); m14_on.src  = "images/medimix2_menu_on_14.gif";
 m14_off = new Image(); m14_off.src = "images/medimix2_menu_14.gif";
 m142_on  = new Image(); m142_on.src  = "images/medimix2_menu_on_142.gif";
 m142_off = new Image(); m142_off.src = "images/medimix2_menu_142.gif";

 var ns4 = (navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) >= "4");
 var ie4 = (navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.substring(0,1) >= "4");

 function chpic(mit,mire)
 {
	if (eval(mire).complete)
	   document[mit].src=eval(mire+".src");
    if (ns4) return true;
 }