document.getElementsByClassName = function(classname){
var classarray = new Array();
var match = new RegExp('\\b'+classname+'\\b');
var alltags = this.getElementsByTagName('*');
for (var i = 0; i < alltags.length; i++) {
	if (match.test(alltags[i].className)){
		classarray.push(alltags[i]);
	}
}
return classarray;
}

function styleNavTab(){
if(document.getElementsByClassName("menu")[0]){
	var cpi = document.getElementsByClassName("current_parent")[0];
	if(cpi){
		cpi.getElementsByTagName("UL")[0].style.visibility='visible';}
	}
}

function swapImg(img){
	var newsrc = img.getElementsByTagName("DT")[0].firstChild.src.replace(/-150x150/,"");
	document.getElementById("bigimg").src = newsrc;
	var caption = img.getElementsByTagName("DD")[0].innerHTML;
	document.getElementById("caption").innerHTML = caption;
}

function init(){
	var thumbs = document.getElementsByClassName("gallery-item");
	for(var i=0;i<thumbs.length;i++){
		thumbs[i].setAttribute("onclick","swapImg(this)");
	}
	if(thumbs.length>0){swapImg(thumbs[0]);}
	//styleNavTab();
}
//window.onload=init;

if (window.attachEvent) {window.attachEvent('onload', init);}
else if (window.addEventListener) {window.addEventListener('load', init, false);}
else {document.addEventListener('load', init, false);}