<!-- <![CDATA[
			  
function pick_banner()
{
// Total number of banners available
var n_banners=4;

// Array of banners
var sponsor_banner=new Array(n_banners);
sponsor_banner[0]="banner_tour_Rock_Creek.jpg";
sponsor_banner[1]="banner_tour_WM.jpg";
sponsor_banner[2]="banner_tour_Sorensens_340x100.gif";
sponsor_banner[3]="banner_tour_Lost_Trail.jpg";

// Array of sponsor links
var sponsor_link=new Array(n_banners);
sponsor_link[0]="http://www.rockcreeklodge.com";
sponsor_link[1]="http://www.westernmountaineering.com";
sponsor_link[2]="http://www.sorensensresort.com";
sponsor_link[3]="http://www.losttraillodge.com";

// Get random banner and associated link
var rand_int=Math.floor(Math.random()*n_banners);
var rand_banner=sponsor_banner[rand_int];
var rand_link=sponsor_link[rand_int];

return [rand_banner,rand_link];
}
 // ]]< -->