function random_logo(){

var logolist = new Array()
logolist[0]="";
logolist[1]= new Array('Thunder Bay','logo_fcc.jpg',67,100,'http://www.borealforest.org','_blank');

var logototal = logolist.length - 1;

var randomnum = (Math.floor(Math.random() * logototal)) + 1;

document.write('<a href="'+ logolist[randomnum][4] +'" target="'+ logolist[randomnum][5] +'"><img src="images/'+ logolist[randomnum][1] +'" alt="'+ logolist[randomnum][0] +'" width="'+ logolist[randomnum][2] +'" height="'+ logolist[randomnum][3] +'" border="0" />');

}