imgEl.src = closeImg;
imgEl.blur();
}
else {
elem.style.display = '';
imgEl.src = openImg;
imgEl.blur();
}
}
function getElementsByClassName(className){
var children = document.body.getElementsByTagName('*');
var elements = [], child;
for (var i = 0, length = children.length; i < length; i++) {
child = children[i];
if (hasClassName(child, className))
elements.push(child);
}
return elements;
}
function hasClassName(element, className){
var elementClassName = element.className;
if (elementClassName.length == 0) return false;
if (elementClassName == className ||
elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
return true;
return false;
}