var conf_reflection_p=0.5;var conf_focus=4;var conf_slider_width=24;var conf_images_cursor='pointer';var conf_images_cursor_active='default';var conf_slider_cursor='e-resize';var conf_imageflow='imageflow';var conf_loading='loading';var conf_images='images';var conf_captions='captions';var conf_scrollbar='scrollbar';var conf_slider='slider';var caption_id=0;var new_caption_id=0;var current=0;var target=0;var mem_target=0;var timer=0;var array_images=new Array();var new_slider_pos=0;var dragging=false;var dragobject=null;var dragx=0;var posx=0;var new_posx=0;var xstep=200;var captions_div= null;var caption_div = null;var scrollbar_div = null;var slider_div= null;function step(){switch(target<current-1||target>current+1){case true:moveTo(current+(target-current)/3);window.setTimeout(step,50);timer = 1;break;default:timer=0;break;}}function glideTo(x,new_caption_id){target=x;mem_target=x;if(timer==0){window.setTimeout(step,50);timer=1;}caption_id=new_caption_id;caption=img_div.childNodes.item(array_images[caption_id]).getAttribute('alt');if(caption=='') {caption='&nbsp;';}caption_div.innerHTML=caption;if(dragging==false){if (max == 1) {new_slider_pos = 0;} else {new_slider_pos = (scrollbar_width*(-(x*100/((max-1)*xstep)))/100)-new_posx;}slider_div.style.marginLeft = (new_slider_pos - conf_slider_width) + 'px';}}function moveTo(x){current=x;var zIndex=max;for(var index=0;index<max;index++){var image=img_div.childNodes.item(array_images[index]);var current_image=index*-xstep;if((current_image+max_conf_focus)<mem_target||(current_image-max_conf_focus)>mem_target){image.style.visibility='hidden';image.style.display='none';}else{var z=Math.sqrt(1325+x*x)+100;var xs=x/z*size+size;image.style.display='block';var new_img_h=(image.h/image.w*image.pc)/z*size;switch(new_img_h>max_height){case false:var new_img_w=image.pc/z*size;break;default:new_img_h=max_height;var new_img_w=image.w*new_img_h/image.h;break;}var new_img_top=(images_width*0.34-new_img_h)/*+images_top*/+((new_img_h/(conf_reflection_p+1))*conf_reflection_p);image.style.marginLeft=xs-(image.pc/2)/z*size+/*images_left+*/'px';if(new_img_w&&new_img_h){image.style.height=new_img_h+'px';image.style.width=new_img_w+'px';image.style.marginTop=new_img_top+'px';}image.style.visibility='visible';switch(x<0){case true:zIndex++;break;default:zIndex=zIndex-1;break;}switch(image.i==caption_id){case false:image.style.cursor=conf_images_cursor;image.onclick=function(){glideTo(this.x_pos,this.i);};break;default:zIndex=zIndex+1;image.style.cursor=conf_images_cursor_active;/*image.onclick=function(){document.location=this.url;}*/break;}image.style.zIndex=zIndex;}x+=xstep;}}function refresh(onload){imageflow_div=document.getElementById(conf_imageflow);img_div=document.getElementById(conf_images);scrollbar_div=document.getElementById(conf_scrollbar);slider_div=document.getElementById(conf_slider);caption_div=document.getElementById(conf_captions);images_width=img_div.offsetWidth;images_top=imageflow_div.offsetTop;images_left=imageflow_div.offsetLeft;max_conf_focus=conf_focus*xstep;size=images_width*0.5;scrollbar_width=images_width*0.6;conf_slider_width=conf_slider_width*0.5;max_height=images_width*0.51;imageflow_div.style.height=max_height+'px';img_div.style.height=images_width*0.338+'px';caption_div.style.width=images_width+'px';caption_div.style.marginTop=images_width*0.03+'px';scrollbar_div.style.marginTop=images_width*0.02+'px';scrollbar_div.style.marginLeft=images_width*0.2+'px';scrollbar_div.style.width=scrollbar_width+'px';slider_div.onmousedown=function(){dragstart(this);};slider_div.style.cursor=conf_slider_cursor;max=img_div.childNodes.length;var i=0;for(var index=0;index<max;index++){var image=img_div.childNodes.item(index);if(image.nodeType==1){array_images[i]=index;image.onclick=function(){glideTo(this.x_pos,this.i);};image.x_pos=(-i*xstep);image.i=i;if(onload==true){image.w=image.width;image.h=image.height;}switch((image.w+1)>(image.h/(conf_reflection_p+1))){case true:image.pc=118;break;default:image.pc=100;break;}image.url=image.getAttribute('longdesc');/*image.ondblclick=function(){document.location=this.url;}*/image.style.cursor=conf_images_cursor;i++;}}max=array_images.length;moveTo(current);glideTo(current,caption_id);}function append(){captions_div=document.createElement('div');scrollbar_div=document.createElement('div');slider_div=document.createElement('div');captions_div.setAttribute('id','captions');scrollbar_div.setAttribute('id','scrollbar');slider_div.setAttribute('id','slider');scrollbar_div.appendChild(slider_div);document.getElementById('imageflow').appendChild(captions_div);document.getElementById('imageflow').appendChild(scrollbar_div);}function show(id){var element=document.getElementById(id);element.style.visibility='visible';}function hide(id){var element=document.getElementById(id);element.style.visibility='hidden';element.style.display='none';}/*window.onload=function(){if(document.getElementById(conf_imageflow)){append();hide(conf_loading);refresh(true);show(conf_images);show(conf_scrollbar);initMouseWheel();initMouseDrag();}};*/Event.domReady.add(function() {if(document.getElementById(conf_imageflow)){append();hide(conf_loading);refresh(true);show(conf_images);show(conf_scrollbar);initMouseWheel();initMouseDrag();}});window.onresize=function(){if(document.getElementById(conf_imageflow)) {refresh('onresize');}};/*window.onunload=function(){document=null;};*/function handle(delta){var change=false;switch(delta>0){case true:if(caption_id>=1){target=target+xstep;new_caption_id=caption_id-1;change=true;}break;default:if(caption_id<(max-1)){target=target-xstep;new_caption_id=caption_id+1;change=true;}break;}if(change==true){glideTo(target,new_caption_id);}}function wheel(event){var delta=0;if(!event) {event=window.event;}if(event.wheelDelta){delta=event.wheelDelta/120;}else if(event.detail){delta=-event.detail/3;}if(delta) { handle(delta);}if(event.preventDefault) {event.preventDefault();}event.returnValue=false;}function initMouseWheel(){if(window.addEventListener) {imageflow_div.addEventListener('DOMMouseScroll',wheel,false);}imageflow_div.onmousewheel=wheel;}function dragstart(element){dragobject=element;dragx=posx-dragobject.offsetLeft+new_slider_pos;}function dragstop(){dragobject=null;dragging=false;}function drag(e){posx=document.all?window.event.clientX:e.pageX;if(dragobject!=null){dragging=true;new_posx=(posx-dragx)+conf_slider_width;if(new_posx<(-new_slider_pos)) {new_posx=-new_slider_pos;}if(new_posx>(scrollbar_width-new_slider_pos)) {new_posx=scrollbar_width-new_slider_pos;}var slider_pos=(new_posx+new_slider_pos);var step_width=slider_pos/((scrollbar_width)/(max-1));var image_number=Math.round(step_width);var new_target=(image_number)*-xstep;var new_caption_id=image_number;dragobject.style.left=new_posx+'px';glideTo(new_target,new_caption_id);}}function initMouseDrag(){document.onmousemove=drag;document.onmouseup=dragstop;document.onselectstart=function(){if(dragging==true){return false;}else{return true;}}}function getKeyCode(event){event=event||window.event;return event.keyCode;}document.onkeydown=function(event){var charCode=getKeyCode(event);switch(charCode){case 39:handle(-1);break;case 37:handle(1);break;}}