// Script Author - Wildman Tim
function dynamic_image_on(imgName){if (version=="3"){ActiveImage=eval(imgName+"_active.src");document [imgName].src=ActiveImage}}
function dynamic_image_off(imgName){if (version=="3"){DefaultImage=eval(imgName+"_default.src");document [imgName].src=DefaultImage}}
whichbrowser=navigator.appName;Ver=parseInt(navigator.appVersion);if ( Ver>=3 && (whichbrowser=="Netscape" ||
whichbrowser=="Microsoft Internet Explorer"))
version="3";else 
version="2";if (version=="3"){zfg_active=new Image(56,56);zfg_active.src="../_img/_nav/zfg.gif";zfg_default=new Image(56,56);zfg_default.src="../_img/_nav/zfg_ov.gif"}