var regCSS = "http://www.inidaho.com/style.css";
var macNSCSS = "http://www.inidaho.com/style_ns.css";


// convert all characters to lowercase to simplify testing 
var agt=navigator.userAgent.toLowerCase(); 

// *** BROWSER VERSION *** 
var is_major = parseInt(navigator.appVersion); 
var is_minor = parseFloat(navigator.appVersion); 

// *** BROWSER TYPE *** 
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) 
            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) 
            && (agt.indexOf('webtv')==-1));
var is_nav4up = (is_nav && (is_major >= 4));  
var is_ie   = (agt.indexOf("msie") != -1); 
var is_ie3  = (is_ie && (is_major < 4)); 
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) );
var is_ie4up  = (is_ie  && (is_major >= 4));
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );  
var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4);  

// *** PLATFORM ***
var is_mac    = (agt.indexOf("mac")!=-1);
	 
//  Select the appropriate stylesheet
if ((is_nav4up || is_ie4up) || (!is_nav && !is_ie)) {
  ChooseStyleSheet();
}

// Function to choose the style sheet for use based on the platform
// and browser version
function ChooseStyleSheet() {
  var styles;
  if (is_mac) {
	if (!is_nav4up) {
      styles = macNSCSS;
	} else {
	  // Default style = regCSS
	  styles = regCSS;
	}
  } else {
    // Default style = regCSS
	styles = regCSS;
  }
  document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"" + styles + "\">");
  return true;
}