///////////////// SHARE NETWORK ///////////////
function initSN() {
	// look for SN spans
	spanEls = document.getElementsByTagName('SPAN');
	snId = 0;
	for(s=0;s<spanEls.length;s++) {
		sEl = spanEls[s];
		if (sEl.className=='sn') {
			// found one
			snId++;
			// find the info span
			ispanEls = sEl.getElementsByTagName('SPAN');
			for(is=0;is<ispanEls.length;is++) {
				isEl = ispanEls[is];
				if (isEl.className=='snInfo') {
					// found
					isEl.id = 'snInfo'+snId;
					break;
				}
			}
			// find links
			imgEls = sEl.getElementsByTagName('IMG');
			for(is=0;is<imgEls.length;is++) {
				imgEl = imgEls[is];
				imgEl.setAttribute('snTarget','snInfo'+snId);
				// set mouseover function
				imgEl.onmouseover = function() {
					document.getElementById(this.getAttribute('snTarget')).innerHTML = this.alt;
				}
				imgEl.onmouseout = function() {
					document.getElementById(this.getAttribute('snTarget')).innerHTML = '';
				}
			}
		}
	}
}
loadMeUp += "initSN();";