// Externe Links
function external() {
 	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		var elem = anchors[i];
		var relAttr = elem.getAttribute("rel");
		if (relAttr != null && elem.getAttribute("href") && relAttr.match(/external/)) {
			elem.target = "_blank";
		}
	}
}

// E-Mail Verschlüsselung
function noSpam() {
    if (document.getElementById) {
		var at = "@";
	  	var links = document.getElementsByTagName('a');
	  
	  	for (var i = 0; i < links.length; i++) {
		  	var linkElem = links[i];
			
		  	if (linkElem.className == 'escape') {
		  		var mail = linkElem.firstChild; var domain = linkElem.lastChild;
		  		mail.nextSibling.firstChild.innerHTML = at;
		  		linkElem.href = "mailto:" + mail.data + at + domain.data;
		  	}
			
	  	} // End for
	  
    } // End if
}

// Wenn Prototype eingebunden ist:
Event.observe(window, 'load', noSpam, false);
Event.observe(window, 'load', external, false);

// Ohne Prototype:
/*window.onload = external;*/
/*window.onload = noSpam;*/