if (!document.getElementById)
     document.location.href="http://www.florin.com/browserupdate.html"; 

     
function displayContents(objid){

  // Hide all content blocks
  
     var ndx = document.getElementById("displaylayer").getElementsByTagName("div"); 
     for (var i=0; i<ndx.length; i++){
     	if (ndx[i].className=="displaydiv") ndx[i].style.display = "none";
     }
     
     var ndx = document.getElementById("selectionshead").getElementsByTagName("h3"); 
     for (var i=0; i<ndx.length; i++){
     	if (ndx[i].className=="dh3") ndx[i].style.display = "none";
     }    
     
     var ndx = document.getElementById("contentfooter").getElementsByTagName("span"); 
     for (var i=0; i<ndx.length; i++){
     	if (ndx[i].className=="menufooter") ndx[i].style.display = "none";
     }   
     
  // Display new block
  
     var newcontentdivid = objid + "div";
     var newheadingid = objid + "h3";
     var newfooterid = objid + "footer";
     
     var newcontent = document.getElementById(newcontentdivid);
     newcontent.style.display = "block";
     
     var newheading = document.getElementById(newheadingid);
     newheading.style.display = "block"; 
     
     var newfooter = document.getElementById(newfooterid);
     newfooter.style.display = "inline";
     
  // Change Images

     var leftdivid = "displayleft";
     var leftimgid = "imageleft";
     var rightdivid = "displayright";
     var rightimgid = "imageright";  
    
     var newleftimagefile = "images/" + objid + "left.jpg";
     var newrightimagefile = "images/" + objid + "right.jpg"; 
    
     var speed = Math.round(750 / 100); // Set the speed to 1000 millisec
     var timer = 0; 
    
  // set the current image as background
    
     document.getElementById(leftdivid).style.backgroundImage = "url(" + document.getElementById(leftimgid).src + ")"; 
     document.getElementById(rightdivid).style.backgroundImage = "url(" + document.getElementById(rightimgid).src + ")"; 

  // make the image transparent
     changeOpac(0, leftimgid);    
     changeOpac(0, rightimgid); 
      
  // retrieve the new image
     document.getElementById(leftimgid).src = newleftimagefile;
     document.getElementById(rightimgid).src = newrightimagefile;
    
  // fade in the new image
     for(i = 0; i <= 100; i++) {
         setTimeout("changeOpac(" + i + ",'" + leftimgid + "')",(timer * speed));
         timer++;
     }  
     for(i = 0; i <= 100; i++) {
         setTimeout("changeOpac(" + i + ",'" + rightimgid + "')",(timer * speed));
         timer++;
     }  
    
}

function changeOpac(opacity, objid) {

  // Adapted from: http://www.brainerror.net/scripts_js_blendtrans.php
  // See also: http://cgi.din.or.jp/%7Ehagi3/JavaScript/Mozilla/SampleList.cgi?fmt=html

     var object = document.getElementById(objid).style;
     object.opacity = (opacity / 100);
     object.MozOpacity = (opacity / 100);
     object.KhtmlOpacity = (opacity / 100);
     object.filter = "alpha(opacity=" + opacity + ")";
}


// Not Used:
function setOpacity(id,arg) {    //arg=0 to 100

  if(document.getElementById){
    if(document.all){
       document.getElementById(id).style.filter="alpha(opacity=100)";
       document.getElementById(id).filters.alpha.opacity  = arg;
    } else {
       var opaci=""+arg/100+""
       document.getElementById(id).style.opacity = opaci;
    }

  }
}