// JavaScript Document

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features).focus();
}

//=======================
 //
 // Merging Image Slideshow
 //
 // http://www.astral-consultancy.co.uk/cgi-bin/hunbug/doco.cgi?11530
 //
 //=======================

 var slideshowMergeAnimate = new Array();
 var slideshowMergeTimer   = new Array();
 var slideshowMergeCount   = new Array();
 var slideshowMergeImages  = new Array();

 //======================

 function slideshowMerge(id,cl,imageArray,fadeInterval,holdTime)
 {

   for(i=0;i<imageArray.length;i++)
   {
     var imgLoad = new Image();
     imgLoad.src = imageArray[i];
   }

   if(cl)
     cl = ' class="'+cl+'"';

   document.write('<div id="'+id+'"'+cl+' style="position:relative">');
   document.write('<img id="'+id+'img1" style="position:absolute; top:0px; left:0px;" onload="slideshowMergeRun(\''+id+'\')"/>');
   document.write('<img id="'+id+'img2" style="position:absolute; top:0px; left:0px;display:none;"/></div>');
   
  slideshowMergeCount[id]   = 0;
   slideshowMergeImages[id]  = imageArray;
   slideshowMergeAnimate[id] = 'run';
   slideshowMergeTimer[id]   = setInterval('slideshowMergeAnimation(\''+id+'\',\''+holdTime+'\');',fadeInterval);

 }

 //======================

 function slideshowMergeAnimation(id,holdTime)
 {
   if(slideshowMergeAnimate[id]=='run')
   {
     var obj1 = document.getElementById(id+'img1');
     var obj2 = document.getElementById(id+'img2');

     var opa  = slideshowMergeCount[id]%100;

     if(opa==0)
     {  
      if(obj1.src)
       {
         slideshowMergeAnimate[id] = 'hold';
         setTimeout('slideshowMergeRun(\''+id+'\')',holdTime);
         obj2.src = obj1.src;
         obj2.style.display = 'block';
       }
     }
     else if(opa==1)
     {
       slideshowMergeAnimate[id] = 'load';
       obj1.src = slideshowMergeImages[id][Math.floor(slideshowMergeCount[id]/100)%slideshowMergeImages[id].length];
     }
       
    obj1.style.opacity = (opa/100).toString();
     obj1.style.filter  = "alpha(opacity="+opa.toString()+")";
     obj2.style.opacity = ((100-opa)/100).toString();
     obj2.style.filter  = "alpha(opacity="+(100-opa).toString()+")";
      
    slideshowMergeCount[id]++;
     
    if(slideshowMergeCount[id]==(slideshowMergeImages[id].length*100))
       slideshowMergeCount[id]=0;
   }
 }

 //======================

 function slideshowMergeRun(id)
 {
   slideshowMergeAnimate[id] = 'run';
 }

 //======================