var varmyURL = location.href ;
var varmyurl = varmyURL.toLowerCase() ;
var varmyAVL = navigator.appVersion.toLowerCase() ;
var varmyUAL = navigator.userAgent.toLowerCase();
var varmyMAC = ((varmyAVL.indexOf('macintosh')!=-1)||(varmyUAL.indexOf('safari')!=-1)) ? true : false ;
if( varmyAVL.indexOf('msie 6') != -1 ){ try{ document.execCommand("BackgroundImageCache",false,true);}catch(e){};} //IE6 BACKGROUND IMAGE CACHE