function Is(){agent=navigator.userAgent.toLowerCase();this.major=parseInt(navigator.appVersion);this.minor=parseFloat(navigator.appVersion);this.ns=((agent.indexOf("mozilla")!=-1)&&(agent.indexOf("spoofer")==-1)&&(agent.indexOf("compatible")==-1)&&(agent.indexOf("opera")==-1)&&(agent.indexOf("webtv")==-1));this.ns2=(this.ns&&(this._major==2));this.ns3=(this.ns&&(this.major==3));this.ns4=(this.ns&&(this.major==4));this.ns40=(this.ns&&(this.major==4)&&(agent.indexOf("4.0 ")!=-1));this.ns401=(this.ns&&(this.major==4)&&(agent.indexOf("4.01")!=-1));this.ns02=(this.ns&&(this.major==4)&&(agent.indexOf("4.02")!=-1));this.ns03=(this.ns&&(this.major==4)&&(agent.indexOf("4.03")!=-1));this.ns04=(this.ns&&(this.major==4)&&(agent.indexOf("4.04")!=-1));this.ns05=(this.ns&&(this.major==4)&&(agent.indexOf("4.05")!=-1));this.ns06=(this.ns&&(this.major==4)&&(agent.indexOf("4.06")!=-1));this.ns07=(this.ns&&(this.major==4)&&(agent.indexOf("4.07")!=-1));this.ns08=(this.ns&&(this.major==4)&&(agent.indexOf("4.08")!=-1));this.ns450=(this.ns&&(this.major==4)&&(agent.indexOf("4.50")!=-1));this.ns451=(this.ns&&(this.major==4)&&(agent.indexOf("4.51")!=-1));this.ns46=(this.ns&&(this.major==4)&&(agent.indexOf("4.6")!=-1));this.ns461=(this.ns&&(this.major==4)&&(agent.indexOf("4.61")!=-1));this.ns47=(this.ns&&(this.major==4)&&(agent.indexOf("4.7")!=-1));this.ns472=(this.ns&&(this.major==4)&&(agent.indexOf("4.72")!=-1));this.ns473=(this.ns&&(this.major==4)&&(agent.indexOf("4.73")!=-1));this.ns474=(this.ns&&(this.major==4)&&(agent.indexOf("4.74")!=-1));this.ns475=(this.ns&&(this.major==4)&&(agent.indexOf("4.75")!=-1));this.ns476=(this.ns&&(this.major==4)&&(agent.indexOf("4.76")!=-1));this.ns48=(this.ns&&(this.major==4)&&(agent.indexOf("4.8")!=-1));this.ns6=(this.ns&&(this.major==6));this.ns7=(this.ns&&(this.major==7));this.ns7up=(this.ns&&(this.major>=6));this.ns6pr1=(this.ns&&(this.major==5)&&(agent.indexOf("6.0b1")!=-1));this.ns6pr2=(this.ns&&(this.major==5)&&(agent.indexOf("6.0b2")!=-1));this.ns6pr3=(this.ns&&(this.major==5)&&(agent.indexOf("6.0b3")!=-1));this.ns6gold=(this.ns&&(this.major==5)&&(agent.indexOf("netscape")!=-1)&&!this.ns6pr1&&!this.ns6pr2&&!this.ns6pr3);this.ns6family=(this.ns6||this.ns6pr1||this.ns6pr2||this.ns6pr3||this.ns6gold);this.moz=(this.ns&&(this.major>=5)&&(agent.indexOf("netscape")==-1));if(this.ns6){if(agent.indexOf("; m")!=-1){MSnumStart=agent.indexOf("; m")+3;MSnumEnd=MSnumStart+2;MSnum=agent.substring(MSnumStart,MSnumEnd);mozmile=Number(MSnum)}else{mozmile="cannot obtain milestone number"}}else{mozmile="not a mozilla or netscape user agent"}this.mozBased=(agent.indexOf("gecko")!=-1);if(this.mozBased){GeckoBuildIDStart=agent.indexOf("gecko")+6;GeckoBuildIDEnd=GeckoBuildIDStart+8;GeckoBuildIDnum=agent.substring(GeckoBuildIDStart,GeckoBuildIDEnd);GeckoBuildID=Number(GeckoBuildIDnum)}else{GeckoBuildID="cannot obtain gecko build #"}this.win=((agent.indexOf("win")!=-1)||(agent.indexOf("16bit")!=-1));this.ie=((agent.indexOf("msie")!=-1)&&(agent.indexOf("opera")==-1));this.winie=(this.win&&this.ie);this.ie3=(this.ie&&(this.major<4)&&!this.ie6);this.ie4=(this.ie&&(this.major==4)&&(agent.indexOf("msie 4")!=-1));this.ie401=(this.ie&&(this.major==4)&&(agent.indexOf("msie 4.01")!=-1));this.ie4up=(this.ie&&(this.major>=4));this.ie5=(this.ie&&(this.major==4)&&(agent.indexOf("msie 5")!=-1));this.ie51=(this.ie&&(this.major==4)&&(agent.indexOf("msie 5.01")!=-1));this.ie55=(this.ie&&(this.major==4)&&(agent.indexOf("msie 5.5")!=-1));this.ie5up=(this.ie&&!this.ie3&&!this.ie4&&!this.ie401);this.winie5up=(this.winie&&!this.ie3&&!this.ie4&&!this.ie401);this.ie6=(this.ie&&(agent.indexOf("msie 6.0")!=-1));this.ie7=(this.ie&&(agent.indexOf("msie 7.0")!=-1));this.aol=(agent.indexOf("aol")!=-1);this.aolandie3=(this.aol&&this.ie3);this.aolandie4=(this.aol&&this.ie4);this.aolandie5=(this.aol&&this.ie5);this.aol3=(agent.indexOf("aol 3")!=-1);this.aol4=(agent.indexOf("aol 4")!=-1);this.aol5=(agent.indexOf("aol 5")!=-1);this.aol6=(agent.indexOf("aol 6")!=-1);this.aol7=(agent.indexOf("aol 7")!=-1);this.aol8=(agent.indexOf("aol 8")!=-1);this.mac=(agent.indexOf("mac")!=-1);this.mac68k=(this.mac&&((agent.indexOf("68k")!=-1)||(agent.indexOf("68000")!=-1)));this.macppc=(this.mac&&((agent.indexOf("ppc")!=-1)||(agent.indexOf("powerpc")!=-1)));this.macie=(this.mac&&this.ie);this.macie4=(this.mac&&(agent.indexOf("msie 4")!=-1));this.macie401=(this.mac&&(agent.indexOf("msie 4.01")!=-1));this.macie45=(this.mac&&(agent.indexOf("msie 4.5")!=-1));this.macie5up=(this.macie&&!this.macie4&&!this.macie401&&!this.macie45);this.macie5=(this.mac&&(agent.indexOf("msie 5.0")!=-1));this.macie6=(this.mac&&(agent.indexOf("msie 6.0")!=-1));this.safari=(this.mac&&(agent.indexOf("safari")!=-1));this.opera=(agent.indexOf("opera")!=-1);this.opera3=(this.opera&&(agent.indexOf(") 3.0")!=-1));this.opera321=(this.opera&&(agent.indexOf(") 3.21")!=-1));this.opera351=(this.opera&&(agent.indexOf(") 3.51")!=-1));this.opera360=(agent.indexOf("opera 3.60")!=-1);this.opera361=(agent.indexOf("opera 3.61")!=-1);this.opera362=(agent.indexOf("opera 3.62")!=-1);this.opera4=(agent.indexOf("opera 4")!=-1);this.opera5=(agent.indexOf("opera 5")!=-1);this.opera51=(agent.indexOf("opera 5.1")!=-1);this.opera52=(agent.indexOf("opera 5.2")!=-1);this.opera6=(agent.indexOf("opera 6")!=-1);this.opera7=(agent.indexOf("opera 7")!=-1);this.khtml=(navigator.vendor=="KDE");this.konq=(this.kthml||((document.childNodes)&&(!document.all)&&(!navigator.taintEnabled)));this.webtv=(agent.indexOf("webtv")!=-1);this.webtv12=this.webtv&&(agent.indexOf("1.2")!=-1);this.webtv22=this.webtv&&(agent.indexOf("2.2")!=-1);this.win95=((agent.indexOf("win95")!=-1)||(agent.indexOf("windows 95")!=-1));this.win16=((agent.indexOf("win16")!=-1)||(agent.indexOf("16bit")!=-1)||(agent.indexOf("windows 3.1")!=-1)||(agent.indexOf("windows 16-bit")!=-1));this.win31=((agent.indexOf("windows 3.1")!=-1)||(agent.indexOf("win16")!=-1)||(agent.indexOf("windows 16-bit")!=-1));this.win98=((agent.indexOf("win98")!=-1)||(agent.indexOf("windows 98")!=-1));this.winnt=((agent.indexOf("winnt")!=-1)||(agent.indexOf("windows nt")!=-1));this.winnt4=(agent.indexOf("windows nt 4.0")!=-1);this.winnt5=(agent.indexOf("windows nt 5.0")!=-1);this.winnt6=(agent.indexOf("windows nt 6.0")!=-1);this.win2pro=(agent.indexOf("win2000pro")!=-1);this.win21=(agent.indexOf("windows 2001")!=-1);this.wince=(agent.indexOf("windows ce")!=-1);this.winxp=(agent.indexOf("windows xp")!=-1)};