function getElementsBySelect(rule) {
var parts, nodes = [doc];
parts = rule.split(‘ ‘);
for(var i=0; i<parts.length; i++) {
nodes = getSelectedNodes(parts[i], nodes);
} return nodes;
}
function getSelectedNodes(select, elements) {
var result, node, nodes = [];
var classname = (/.([a-z0-9_-]+)/i).exec(select);
var identify = (/#([a-z0-9_-]+)/i).exec(select);
var tagName = select.replace(/(.|#|:)[a-z0-9_-]+/i, ”);
for(var i=0; i<elements.length; i++) {
result = tagName? elements[i].all.tags(tagName):elements[i].all;
for(var j=0; j<result.length; j++) {
node = result[j];
if((identify && node.id != identify[1]) || (classname && !(new RegExp(‘b’ +
classname[1] + ‘b’).exec(node.className)))) continue;
nodes[nodes.length] = node;
}
} return nodes;
}
</script>
