function DOMCall(name){if(document.layers)return document.layers[name];else if(document.all)return document.all[name];else if(document.getElementById)return document.getElementById(name);}
function showPic(whichpic){DOMCall('big_image').src=whichpic.href;if(whichpic.title){DOMCall('image_description').innerHTML=whichpic.title;DOMCall('image_description').className="";}
else{DOMCall('image_description').className="hidden";}
return false;}
function clickedImage(whichpic){imageUrl=whichpic.src;}