$j(document).ready(function() {
    // get all links that are inside div#underside_videogallery 
	var links = document.getElementById("underside_videogallery").getElementsByTagName("a"); 
	// loop those links and alter their click behaviour 
	for (var i = 0; i < links.length; i++) { 
	var reltag = links[i].getAttribute("rel");
		if (reltag=="#flowplayer"){
			links[i].onclick = function() { 
				//Call video player function 
				playVideo(this.href);
				// by returning false normal link behaviour is skipped 
				return false; }}
		};
});