// slide show preferences 
         var picture_delay = 4000; // in msec
         var opacity_delay = 2; // in msec
         var min_opacity_step = 0;
         var max_opacity_step = 50;
         // pictures array
         var arr_div_pic = new Array();
         var arr_slides = document.getElementsByTagName('DIV');
        
 	  var div_cnt = 0;
         for (var i = 0; i < arr_slides.length; i++){
 		try{
 			// take only div, which contain slideshow pictures
 			if(arr_slides[i].getAttribute('type') == 'slideshow'){
 		                arr_div_pic[div_cnt] = arr_slides[i];
 				div_cnt++;
 			}
 		}
 		catch(e){}
         }
         // array of start image style
         var arr_startStyle = new Array();
         var count_pic = arr_div_pic.length;
         for (var i = 0; i < count_pic; i++){
                 for(var j = 0; j < arr_div_pic[i].childNodes.length; j++){
                         if (arr_div_pic[i].childNodes[j].nodeType==1 && arr_div_pic[i].childNodes[j].nodeName.toUpperCase()=='IMG'){
                                 arr_div_pic[i]=arr_div_pic[i].childNodes[j];
                                 break;
                         }
                 }
                 arr_startStyle[i] = arr_div_pic[i].style.cssText;
         }
         var cur_pic = 0;
         function show_img(step, next_pic) {
			
                 try{
                         arr_startStyle[next_pic] = arr_startStyle[next_pic].replace(/none/,'block');
                         var trans1 = parseFloat(step)/max_opacity_step;
                         var trans2 = 1-(parseFloat(step)/max_opacity_step);
                         var transPattern1 = "; filter:alpha(opacity="+Math.round(100*trans1)+");-moz-opacity:"+trans1+";opacity:"+trans1+";";
                         var transPattern2 = "; filter:alpha(opacity="+Math.round(100*trans2)+");-moz-opacity:"+trans2+";opacity:"+trans2+";";
                         arr_div_pic[cur_pic].style.cssText = arr_startStyle[cur_pic] + transPattern1;
                         arr_div_pic[next_pic].style.cssText = arr_startStyle[next_pic] + transPattern2;
                         if(step > min_opacity_step){
 			  // while opacity is not 0
                               step--;
 			  	delay = opacity_delay;
 			  }
                         else{
 			  // if opacity is 0 - change pictures pair
 				arr_div_pic[cur_pic].style.cssText = arr_startStyle[cur_pic].replace(/block/,'none');
 				arr_startStyle[cur_pic] = arr_startStyle[cur_pic].replace(/block/,'none');
 				cur_pic = next_pic;
                               if ((next_pic+1) < count_pic)
                                         next_pic++;
                               else
                                         next_pic = 0;
                               step = max_opacity_step;
 				delay = picture_delay;
                         }
                         setTimeout(function(){show_img(step, next_pic)}, delay);
                 }
                 catch(e){}
         }
		 setTimeout(function(){show_img(max_opacity_step, (cur_pic+1))}, picture_delay);