function BrowserCheck() {
			var b = navigator.appName
			if (b=="Netscape") this.b = "ns"
			else if (b=="Microsoft Internet Explorer") this.b = "ie"
			else this.b = b
			this.version = navigator.appVersion
			this.v = parseInt(this.version)
			this.ns = (this.b=="ns" && this.v>=4)
			this.ns4 = (this.b=="ns" && this.v==4)
			this.ns6 = (this.b=="ns" && this.v==5)
			this.ie = (this.b=="ie" && this.v>=4)
			this.ie4 = (this.version.indexOf('MSIE 4')>0)
			this.ie5 = (this.version.indexOf('MSIE 5')>0)
			this.min = (this.ns||this.ie)
	    }