var newWindow = null;

function closeWin() {
	if (newWindow != null){
		if(!newWindow.closed)
			newWindow.close();
	}
}

function popUpWin(url, type, strWidth, strHeight) {

	closeWin();

	type = type.toLowerCase();

	if (type == "fullscreen"){
		strWidth = screen.availWidth;
		strHeight = screen.availHeight;
	}
	var tools="";
	if (type == "standard")     tools = "resizable,toolbar=yes,location=yes,scrollbars=yes,menubar=yes,width="+strWidth+",height="+strHeight+",top=0,left=0";
	if (type == "console")      tools = "resizable,toolbar=no,location=no,scrollbars=yes,width="+strWidth+",height="+strHeight+",left=0,top=0";
	if (type == "fullscreen")   tools = "resizable,toolbar=no,location=no,scrollbars=no,width="+strWidth+",height="+strHeight+",left=0,top=0";
	newWindow = window.open(url, 'newWin', tools);
	newWindow.focus();
}

function doPopUp(e) {

    //set defaults - if nothing in class attrib, these will be used
    var t = "console";
    var w = "593";
    var h = "600";

    //look for parameters
    attribs = this.className.split(" ");
    if (attribs[1]!=null) t = attribs[1];
    if (attribs[2]!=null) w = attribs[2];
    if (attribs[3]!=null) h = attribs[3];
    

    //call the popup script
    popUpWin(this.href,t,w,h);

    //cancel the default link action if pop-up activated
    if (window.event) {
	   window.event.returnValue = false;
	   window.event.cancelBubble = true;
	}
    else if (e) {
	   e.stopPropagation();
	   e.preventDefault();
	}
}

function findPopUps() {

    var popups = document.getElementsByTagName("a");
    for (i = 0; i < popups.length; i++) {
       
       if (popups[i].className.indexOf("popup") != -1) {

	      // attach popup behaviour
	      popups[i].onclick = doPopUp;

//	      // add popup indicator
//	      if (popups[i].class.indexOf("noicon") == -1) {
//		     popups[i].style.backgroundImage = "url(pop-up.gif)";
//		     popups[i].style.backgroundPosition = "0 center";
//		     popups[i].style.backgroundRepeat = "no-repeat";
//		     popups[i].style.paddingLeft = "15px";
//          }

	      // add info to title attribute to alert fact that it's a pop-up window
	      popups[i].title = popups[i].title + " [Opens in pop-up window]";
       }

	}
}

function addEvent(elm, evType, fn, useCapture) {

    if(elm.addEventListener) {
        elm.addEventListener(evType, fn, useCapture);
        return true;
    }
    else if(elm.attachEvent) {
        var r = elm.attachEvent('on' + evType, fn);
        return r;
    }
    else {
        elm['on' + evType] = fn;
    }
}

addEvent(window, 'load', findPopUps, false);