var ua={};ua.str=navigator.userAgent;ua.IE=false;ua.FF=false;ua.FL=false;ua.KQ=false;ua.GC=false;ua.NN=false;ua.OP=false;ua.SF=false;if(ua.str.indexOf('MSIE')>-1){ua.browserName='MSIE';ua.browserVersion='';ua.IE=true;}else if(ua.str.indexOf('Flock')>-1){ua.browserName='Firefox';ua.FL=true;}else if((ua.str.indexOf('Netscape')>-1)||(ua.str.indexOf('Navigator')>-1)){ua.browserName='Firefox';ua.NN=true;}else if(ua.str.indexOf('Firefox')>-1){ua.browserName='Firefox';ua.FF=true;}else if(ua.str.indexOf('Chrome')>-1){ua.browserName='Chrome';ua.GC=true;}else if(ua.str.indexOf('Safari')>-1){ua.browserName='Safari';ua.SF=true;}else if(ua.str.indexOf('Opera')>-1){ua.browserName='Opera';ua.OP=true;}else if(ua.str.indexOf('Konqueror')>-1){ua.browserName='Konqueror';ua.KQ=true;}
if(ua.FF){var pos1=ua.str.indexOf(ua.browserName+'/');var temp=ua.str.substring(pos1+ua.browserName.length+1);ua.browserVersion=temp;}else if(ua.IE){var pos1=ua.str.indexOf(ua.browserName+' ');var temp=ua.str.substring(pos1+ua.browserName.length+1);ua.browserVersion=temp.substring(0,temp.indexOf(';'));}else if(ua.SF){var pos1=ua.str.indexOf('Version/');var temp=ua.str.substring(pos1+8);ua.browserVersion=temp.substring(0,temp.indexOf(' '));}else if((ua.OP)&&(ua.str.indexOf('Version')>-1)){var pos1=ua.str.indexOf('Version/');var temp=ua.str.substring(pos1+8);ua.browserVersion=temp;}else if((ua.OP)||(ua.FL)||(ua.NN)||(ua.GC)){var pos1=ua.str.indexOf(ua.browserName+'/');var temp=ua.str.substring(pos1+ua.browserName.length+1);ua.browserVersion=temp.substring(0,temp.indexOf(' '));}
var arrParts=ua.browserVersion.split('.');ua.browserVersion1=(arrParts[0])?parseInt(arrParts[0]):0;ua.browserVersion2=(arrParts[1])?parseInt(arrParts[1]):0;ua.browserVersion3=(arrParts[2])?parseInt(arrParts[2]):0;ua.browserVersion4=(arrParts[3])?parseInt(arrParts[3]):0;