function Is() {
			agent = window.navigator.userAgent.toLowerCase();
			this.major = parseInt(navigator.appVersion);
			this.minor = parseFloat(navigator.appVersion);

			// IE Browsers
			// asb: upgraded to support IE7
			this.ie = (agent.indexOf("msie") != -1);
			this.ie55 = (this.ie && (this.major == 4) && (agent.indexOf("msie 5.5")!=-1) );
			this.ie6 = (this.ie && (agent.indexOf("msie 6.0")!=-1) );
			this.ie7 =(this.ie && (agent.indexOf("msie 7.0")!=-1) );
			this.ie8 =(this.ie && (agent.indexOf("msie 8.0")!=-1) );
			//this.chrome =(this.ie && (agent.indexOf("chrome")!=-1) );
				// Safari
			this.mac = (agent.indexOf("mac")!=-1); 
			this.safari = (this.mac && (agent.indexOf("safari")!=-1));
	
			// Netscape
			this.ns = ((agent.indexOf('mozilla') != -1) && ((agent.indexOf('spoofer') == -1) && (agent.indexOf('compatible') == -1)));
			this.ns7up = (this.ns && (this.major >= 6));

			// Firefox
			// asb: upgraded to support v2
			this.firefox = (agent.indexOf("firefox") != -1);
		}
		
		function checkBrowser() {
			
			var is = new Is();
	
			if ((is.ie55 || is.ie6 || is.ie7 || is.ie8 || is.ns7up || is.firefox || is.safari)) {
				window.location.href = "/bridge/index.html"
			}
			else
			{   
				window.location.href = "/bridge/index.html"
				//window.location.href = "/system-support/index.html"
			}
		}