// JavaScript Document
// Created by HSE

var JSTarget = {
	init: function(att,val,warning) {
		if (document.getElementById && document.createElement && document.appendChild) {
			var strAtt = ((typeof att == 'undefined') || (att == null)) ? 'class' : att;
			var strVal = ((typeof val == 'undefined') || (val == null)) ? 'non-html' : val;
			var strWarning = ((typeof warning == 'undefined') || (warning == null)) ? ' (opens in a new window)' : warning;
			var oWarning;
			var arrLinks = document.getElementsByTagName('a');
			var arrAreaLinks = document.getElementsByTagName('area');
                        var arrayOfLinks = [];
                        if (arrLinks != null) {
                          for (var i=0,count=arrLinks.length; i<count; i++) {
                            arrayOfLinks.push(arrLinks[i]);
                          }
                        }
                        if (arrAreaLinks != null) {
                          for (var i=0,count=arrAreaLinks.length; i<count; i++) {
                            arrayOfLinks.push(arrAreaLinks[i]);
                          }
                        }
			var oLink;
			var oRegExp = new RegExp("(^|\\s)" + strVal + "(\\s|$)");
			for (var i=0,count=arrayOfLinks.length; i<count; i++) {
				oLink = arrayOfLinks[i];
				if ((strAtt == 'class') && (oRegExp.test(oLink.className)) || (oRegExp.test(oLink.getAttribute(strAtt)))) {
					if (typeof warning != 'undefined' && warning != null) {

						oWarning = document.createElement("em");
						oWarning.appendChild(document.createTextNode(strWarning));
						oLink.appendChild(oWarning);
					}
					oLink.onclick = JSTarget.openWin;
				}
			}
			oWarning = null;
		}
	},
	openWin: function(e) {
		var event = (!e) ? window.event : e;
		if (event.shiftKey || event.altKey || event.ctrlKey || event.metaKey) return true;
		else {
			var oWin = window.open(this.getAttribute('href'), 'HSESECURE', 'status=1,toolbar=1,location=1,menubar=1,directories=1,resizable=1,scrollbars=1,width=640,height=480');
			if (oWin) {

				if (oWin.focus) {
					oWin.focus();
				}
				return false;
			}
			oWin = null;
			return true;
		}
	},
	addEvent: function(obj, type, fn) {
		if (obj.addEventListener)
			obj.addEventListener(type, fn, false);
		else if (obj.attachEvent) {
			obj["e"+type+fn] = fn;
			obj[type+fn] = function() {obj["e"+type+fn]( window.event );}
			obj.attachEvent("on"+type, obj[type+fn]);
		}
	}
};
JSTarget.addEvent(window, 'load', function(){JSTarget.init("rel","external",null);});