////////////////////////////////////////////////////////////////////////////////////

function BrowserInfo() {
	this.name = navigator.appName.toLowerCase();
	this.platform = navigator.platform.toLowerCase();
}
	
var b = new BrowserInfo();
	
if (b.platform == "macppc") {
		document.write('<LINK REL=StyleSheet HREF="/includes/style_mac.css" TYPE="text/css">');
	}
	else if (b.name == "netscape") {
		document.write('<LINK REL=StyleSheet HREF="/includes/style_ns4.css" TYPE="text/css">');
	}
	else if (b.name == "microsoft internet explorer") {
		document.write('<LINK REL=StyleSheet HREF="/includes/style.css" TYPE="text/css">')
	}
	else {
		document.write('<LINK REL=StyleSheet HREF="/includes/style.css" TYPE="text/css">');
	}
		
////////////////////////////////////////////////////////////////////////////////////

var pathOfImg = "/images/";
	if (document.images)	{ 
		function buttonOn(imgName) {
		    document.images[imgName].src= pathOfImg + imgName + "_on.gif"
		}
		  
		function buttonOff(imgName) {
		    document.images[imgName].src= pathOfImg + imgName + ".gif"
		}
	}
	
////////////////////////////////////////////////////////////////////////////////////