/*
author:   Michael Eichelsdoerfer, www.michael-eichelsdoerfer.de
version:  1.1
date:     2008-05-08
client:   i.t.i.p., www.itip-gmbh.eu
about:    global JavaScript file;
          * link control (new windows via JavaScript)
*/

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			if (oldonload) {
				oldonload();
			}
			func();
		}
	}
}

function linkControl() {

	var new_window_class = "external";
	var filetype = ".pdf";
	var filetype2 = ".flv";
	var thishost = window.location.host;

	if (!document.getElementsByTagName) return false;
	var links = document.getElementsByTagName("a");
	for (var i=0; i<links.length; i++) {
		var link = links[i];

		if (link.getAttribute("class") == new_window_class) {
			link.target = "_blank";
		}
		
		if ((link.host.indexOf(thishost) == -1) && (link.href.indexOf('@') == -1) ) {
			link.target = "_blank";
		}

		if (link.getAttribute("href").indexOf(filetype) != -1) {
			link.target = "_blank";
		}
		
		// open screencast in popup window
		if (link.getAttribute("href").indexOf('screencast/?video=') != -1) {
			// var file = link.getAttribute("href");
			// link.setAttribute("href", "http://itip-gmbh.eu/screencast/?video=" + file, 0);
            link.onclick = function() {
            	popup(this.href, "800", "640");
	            return false;
			}
		}
	}
}

addLoadEvent(linkControl);

function popup(URL,Fwidth,Fheight){
	params="scrollbars=yes,resizable=yes,toolbar=no,location=yes,directories=no,status=yes,menubar=no,width=" + Fwidth + ",height=" + Fheight + ",screenX=50,screenY=50";
	F1 = open(URL,"Popup",params);
	F1.focus();
}