function popup(e,params)

{

	var target = '_blank';

	if (window.event) {

		e = window.event;

		node = e.srcElement;

	} else {

		node = e.target;

	}

	while (node.nodeName != 'A') {

		node = node.parentNode;

	}

	

	if (typeof params == 'undefined') {

		params = popup_params;

	}

	

	if (node.target != undefined) {

		target = node.target;

	}

	

	win = window.open(node.href,target,params).focus();

	return false;

}