window.onload =function(){

function getElementsByClass(s,tag,node) {
	var elems = [];
	var n = node || document.getElementsByTagName('body')[0];
	var t = tag || '*';
	var els = (t == '*' && document.all) ? n.all : n.getElementsByTagName(t);
	var j=0,i=els.length;
	while(i--) if(els[i].className == s) elems[j++] = els[i];
	return elems;
}

var sClass = getElementsByClass('selectClass', 'select');
for(var j=0;j<sClass.length;j++){
	var sel = sClass[j];
	sel['onchange'] = function(e){
		location.href = sel.options[sel.selectedIndex].value;
	};
}
}