function externalLinks() { 
 if (!document.getElementsByTagName) return; 
 var anchors = document.getElementsByTagName("a"); 
 for (var i=0; i<anchors.length; i++) { 
   var anchor = anchors[i]; 
   if (anchor.getAttribute("href") && 
       anchor.getAttribute("rel") == "external") 
     anchor.target = "_blank";
 } 
}
window.onload = externalLinks;

function test() {
	return confirm("Opravdu smazat?");
}

function test2() {
	return confirm("Opravdu rozeslat emaily?");
}

function validate(theForm){
	if (theForm.email.value == "" || theForm.email.value.indexOf('@',1)== -1 || theForm.email.value.indexOf('.',2)==-1){
		alert("Prosím zadejte emailovou adresu.");
		theForm.email.focus();
		return false;
	}
return true;
}