if(typeof (AC)==="undefined") {
 AC={};
}
AC.Detector = {
	getAgent:function() {
		return navigator.userAgent.toLowerCase();
	},
	
	isMac: function(M) { 
		var U=M||this.getAgent();
		return !!U.match(/mac/i);
	},
	
	isWin:function(M) {
		var U=M||this.getAgent();
		return !!U.match(/win/i);
	},
	
	isWin2k:function(M) {
		var U=M||this.getAgent();
		return this.isWin(U)&&(U.match(/nt\s*5/i));
	},
	
	isWinVista:function(M) {
		var U=M||this.getAgent();
		return this.isWin(U)&&(U.match(/nt\s*6/i));
	},
	
	isWebKit:function(M) {
		var U=M||this.getAgent();
		return !!U.match(/AppleWebKit/i);
	},
	
	isOpera:function(M) {
		var U=M||this.getAgent();
		return !!U.match(/opera/i);
	},
	
	isIE:function(M) {
		var U=M||this.getAgent();
		return !!U.match(/msie/i);
	},
	
	isIEStrict:function(M) {
		var U=M||this.getAgent();
		return U.match(/msie/i)&&!this.isOpera(U);
	},
	
	isFirefox:function(M) {
		var U=M||this.getAgent();return !!U.match(/firefox/i);
	},
	
	isiPhone:function(M) {
		var U=M||this.getAgent();
		return this.isMobile(U);
	},
	
	isMobile:function(M) {
		var U=M||this.getAgent();
		return this.isWebKit(U)&&U.match(/Mobile/i);
	}, 
	
	isiTunesOK:function(M) {
		var U=M||this.getAgent();
		return this.isMac(U)||this.isWin2k(U);
	},
	
	isQTInstalled:function() {
		var U=false;
		if(navigator.plugins&&navigator.plugins.length) {
			for(var M=0;M<navigator.plugins.length;M++) { 
				var g=navigator.plugins[M];
				if(g.name.indexOf("QuickTime")>-1) {
					U=true;
				}
			}
		} else {
			qtObj=false;
			execScript("on error resume next: qtObj = IsObject(CreateObject(\"QuickTimeCheckObject.QuickTimeCheck.1\"))","VBScript");
			U=qtObj;
		}
		return U;
	},
	
	getQTVersion:function() {
		var U="0";if(navigator.plugins&&navigator.plugins.length) {
			for(var g=0;g<navigator.plugins.length;g++) {
				var S=navigator.plugins[g];
				var M=S.name.match(/quicktime\D*([\.\d]*)/i);
				if(M&&M[1]) {
					U=M[1];
				}
			}
		} else {
			ieQTVersion=null;
			execScript("on error resume next: ieQTVersion = CreateObject(\"QuickTimeCheckObject.QuickTimeCheck.1\").QuickTimeVersion","VBScript");
			if(ieQTVersion) {
				U=(ieQTVersion>>24).toString(16);
			}
		}
		return U;
	},
	
	isQTCompatible:function(g,j) { 
		function M(w,R) {
			var i=parseInt(w[0],10);
			if(isNaN(i)) {
				i=0;
			} 
			var V=parseInt(R[0],10);
			if(isNaN(V)) {
				V=0;
			}
			if(i===V) {
				if(w.length>1) {
					return M(w.slice(1),R.slice(1));
				} else {
					return true;
				}
			} else {
				if(i<V) { 
					return true;
				} else { 
					return false;
				}
			}
		}
		var S=g.split(/\./);
		var U=j?j.split(/\./):this.getQTVersion().split(/\./);
		return M(S,U);
	},
	
	isValidQTAvailable:function(U) {
		return this.isQTInstalled()&&this.isQTCompatible(U);
	},
	
	isFlashInstalled:function() {
		var U=false;
		if(navigator.plugins&&navigator.plugins.length) {
			for(var M=0;M<navigator.plugins.length;M++) { 
				var g=navigator.plugins[M];
				if(g.name.indexOf("Flash")>-1) {
					U=true;
				}
			}
		} else {
			flashObj=false;
			execScript("on error resume next: flashObj = IsObject(CreateObject(\"Shockwaveflash.Shockwaveflash.1\"))","VBScript");
			U=flashObj;			
		}
		return U;
	}
};