function bc(cmd){if(cmd=="getVer"){var isIE=navigator.appVersion.indexOf("MSIE");var isOp=navigator.userAgent.indexOf("Opera");var ver;if(isIE>0){ver=navigator.appVersion.substr((isIE+5),1)}else{ver=navigator.appVersion.substr(0,1)}if(isOp>0){ver=4}return(ver)}if(cmd=="getBrowserName"){var isIE=navigator.appVersion.indexOf("MSIE");var browsername;if(isIE>0){browsername="MSIE"}else{browsername="NS"}return(browsername)}if(cmd=="getPlatform"){var isMac=navigator.platform.indexOf("Mac");var platform;if(isMac>0){platform="MAC"}else{platform="WIN"}return(platform)}}try{if(Prototype.Browser.IE){brows="ie"}else{if(Prototype.Browser.Gecko){brows="ff"}else{if(Prototype.Browser.WebKit){brows="sf"}else{brows="ff"}}}}catch(err){}function checkBrowserName(name){var agent=navigator.userAgent.toLowerCase();if(agent.indexOf(name.toLowerCase())>-1){return true}return false};