// Modal Image Box
// copyright 21st May 2006 by Stephen Chapman
// http://javascript.about.com/
// permission to use this Javascript on your web page is granted
// provided that all of the code in this script (including these
// comments) is used without any alteration
function pageWidth() {return window.innerWidth != null? window.innerWidth: document.documentElement && document.documentElement.clientWidth ? document.documentElement.clientWidth:document.body != null? document.body.clientWidth:null;} function pageHeight() {return window.innerHeight != null? window.innerHeight: document.documentElement && document.documentElement.clientHeight ? document.documentElement.clientHeight:document.body != null? document.body.clientHeight:null;} function posLeft() {return typeof window.pageXOffset != 'undefined' ? window.pageXOffset:document.documentElement && document.documentElement.scrollLeft? document.documentElement.scrollLeft:document.body.scrollLeft? document.body.scrollLeft:0;} function posTop() {return typeof window.pageYOffset != 'undefined' ? window.pageYOffset:document.documentElement && document.documentElement.scrollTop? document.documentElement.scrollTop: document.body.scrollTop?document.body.scrollTop:0;}
function $(x){return document.getElementById(x);}function scrollFix(){var obol=$('ol');obol.style.top=posTop()+'px';obol.style.left=posLeft()+'px'}function sizeFix(){var obol=$('ol');obol.style.height=pageHeight()+'px';obol.style.width=pageWidth()+'px';}function kp(e){ky=e?e.which:event.keyCode;if(ky==88||ky==120)hm();return false}function inf(h){tag=document.getElementsByTagName('select');for(i=tag.length-1;i>=0;i--)tag[i].style.visibility=h;tag=document.getElementsByTagName('iframe');for(i=tag.length-1;i>=0;i--)tag[i].style.visibility=h;tag=document.getElementsByTagName('object');for(i=tag.length-1;i>=0;i--)tag[i].style.visibility=h;}function sm(obl){var h='hidden';var b='block';var p='px';var obol=$('ol');obol.style.height=pageHeight()+p;obol.style.width=pageWidth()+p;obol.style.top=posTop()+p;obol.style.left=posLeft()+p;obol.style.display=b;im=new Image();im.onload=function(){$('mbi').src=obl.href;var tp=posTop()+((pageHeight()-im.height)/2)-12;var lt=posLeft()+((pageWidth()-im.width)/2)-12;var obbx=$('mbox');obbx.style.top=(tp<0?0:tp)+p;obbx.style.left=(lt<0?0:lt)+p;$('mbd').style.width=im.width+p;inf(h);obbx.style.display=b;document.onkeypress=kp;return false};im.src=obl.href}function hm(){var v='visible';var n='none';$('ol').style.display=n;$('mbox').style.display=n;inf(v);document.onkeypress=''}function initmb(){ var ab='absolute';var n='none';if(!document.getElementsByTagName)return;var anchors=document.getElementsByTagName('a');for(var i=0;i<anchors.length;i++){var an=anchors[i];if(an.getAttribute('href')&&/gif|jpe?g|png$/.test(an.getAttribute('href'))){an.onclick=function(){sm(this);return false}}}var obody=document.getElementsByTagName('body')[0];var frag=document.createDocumentFragment();var obol=document.createElement('div');obol.setAttribute('id','ol');obol.style.display=n;obol.style.position=ab;obol.style.top=0;obol.style.left=0;obol.style.zIndex=998;obol.style.width='100%';frag.appendChild(obol);var obbx=document.createElement('div');obbx.setAttribute('id','mbox');obbx.onclick=function(){hm();return false};obbx.style.display=n;obbx.style.position=ab;obbx.style.zIndex=999;var obl=document.createElement('span');obbx.appendChild(obl);var obbxd=document.createElement('div');obbxd.setAttribute('id','mbd');obl.appendChild(obbxd);var obmbm=document.createElement('div');obmbm.setAttribute('id','mbm');obmbm.innerHTML='X';obbxd.appendChild(obmbm);var obim=document.createElement('img');obim.setAttribute('id','mbi');obl.appendChild(obim);frag.insertBefore(obbx,obol.nextSibling);obody.insertBefore(frag,obody.firstChild);
window.onscroll = scrollFix; window.onresize = sizeFix;}
window.onload = initmb;