// **** This is the homepage random photo script ****

// **** NOTE: TO CHANGE THE IMAGE PATHS MODIFY THE imageURL var below ****


var imageURL = "../images/"

var leftIMG = getLetter(2)
var leftURL = imageURL+'photo-l-'+leftIMG
var lnavURL = imageURL+'nav-l'+leftIMG
var centIMG = getLetter(3)
var centURL = imageURL+'photo-c-'+centIMG
var cnavURL = imageURL+'nav-c'+centIMG
var rightIMG = getLetter(6)
var rightURL = imageURL+'photo-r-'+rightIMG
var rnavURL = imageURL+'nav-r'+rightIMG


//get a random number...
function getLetter(max){
	var key = Math.round(Math.random()*max);
	code = key+1
	return code
}



// Rollover script - version 02.11

browsern = navigator.appName;
browserv = parseFloat(navigator.appVersion);
if (browsern == "Netscape" && browserv >= 3.0) { browser = 'true'; } 
else if (browsern == "Microsoft Internet Explorer" && browserv >= 3.0) { browser = 'true'; }
else { browser = 'false'; }


        if ( browser == 'true') {
                normal = new MakeArray(10)
                over = new MakeArray(10)
                                
               normal[1].src = imageURL+"bnav1.gif"
               normal[2].src = imageURL+"bnav2.gif"
               normal[3].src = imageURL+"bnav3.gif"
               normal[4].src = imageURL+"bnav4.gif"
    
               over[1].src = imageURL+"bnav1-over.gif"
               over[2].src = imageURL+"bnav2-over.gif"
               over[3].src = imageURL+"bnav3-over.gif"
               over[4].src = imageURL+"bnav4-over.gif"
               
           }

                
      function MakeArray(n) {
              this.length = n
              for (var i = 1; i<=n; i++) {
                      this[i] = new Image()
                      }
              return this
      }

        function msover(num,div_id_ifany) {
        	if ( browser == 'true') { 
        		document.images["bnav"+num].src = over[num].src;	
        			}
        	}
        

        function msout(num,div_id_ifany) {
        	if ( browser == 'true') {
        		document.images["bnav"+num].src = normal[num].src; 
        		}
        	}


// end rollover script